Pre-Algebra Videos

1,368 Video Lessons

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BASICS – 81 Video Lessons
NAMING DECIMAL PLACES
  1. 725
  2. 7,283
  3. 199
  4. 11,717,555
  5. 9,053,496
  6. 709,758,968
  7. 105,016
  8. 43,105
  9. 8.68354
  10. 9.6456
  11. 1.87605
  12. 5.642141
  13. 6.49890
  14. 7.111
  15. 2.74939
  16. 5.2432
  17. 32.658297
  18. 6,721.86
  19. 69,042,020
  20. 9.69
  21. 537,225.88
  22. 469,523.77
  23. 3,376,483,008
  24. 639,606,650
Compile Video
READING AND WRITING WHOLE NUMBERS
  1. seven million
  2. five million, forty thousand
  3. four million, thirty
  4. four hundred million, four
  5. four hundred million
  6. nine thousand, one hundred ninety-one
  7. one thousand, three hundred eighty
  8. fifty thousand, two hundred ninety
  9. seventy thousand, six hundred
  10. nine hundred seventy-two thousand, three
  11. five hundred forty-eight million, eight hundred ninety-eight thousand, seven hundred eighty-three
  12. seven hundred ninety-one million, eight hundred twenty-one thousand, six hundred thirty-seven
  13. five hundred fourty-seven million, two hundred eighty-six thousand, three hundred eighty
  14. six hundred sixty-seven million, two hundred seventy-two thousand, two hundred seventy
  15. six hundred thirty-five million, eight hundred forty-four thousand, four hundred ninety-four
  16. 40,000,090
  17. 300,050,000
  18. 1,000,000
  19. 100,200,020
  20. 680,000,000
  21. 19,040
  22. 930,010
  23. 2,482
  24. 509,650
  25. 7,608
  26. 461,955
  27. 318,950
  28. 638,530
  29. 693,186
  30. 88,917
Compile Video
ROUNDING NUMBERS
  1. 8,632,051
  2. 25,952,938
  3. 803,119
  4. 73,693
  5. 2,461,612,242
  6. 789,132,377
  7. 9,885,659,260; billions
  8. 2,628,259; thousands
  9. 347,168; ten thousands
  10. 9,727,322,054; billions
  11. 1,399,179; thousands
  12. 271,156,694; millions
  13. 44.5443495
  14. 5.3373959
  15. 8.7495980
  16. 74.91
  17. 0.72091
  18. 23.0368
  19. 9.3113; thousandths
  20. 6.9788; tenths
  21. 6.3761; tenths
  22. 1.7354948; hundred-thousandths
  23. 1.495485; thousandths
  24. 8.121; hundredths 
Compile Video
ARITHMETIC – 291 Video Lessons
ROUNDING NUMBERS
  1. 8,632,051
  2. 25,952,938
  3. 803,119
  4. 73,693
  5. 2,461,612,242
  6. 789,132,377
  7. 9,885,659,260; billions
  8. 2,628,259; thousands
  9. 347,168; ten thousands
  10. 9,727,322,054; billions
  11. 1,399,179; thousands
  12. 271,156,694; millions
  13. 44.5443495
  14. 5.3373959
  15. 8.7495980
  16. 74.91
  17. 0.72091
  18. 23.0368
  19. 9.3113; thousandths
  20. 6.9788; tenths
  21. 6.3761; tenths
  22. 1.7354948; hundred-thousandths
  23. 1.495485; thousandths
  24. 8.121; hundredths 
Compile Video

FRACTIONS AND DECIMALS
  1. 1/4
  2. 2 3/5
  3. 5/8
  4. 3/5
  5. 7/200
  6. 8/33
  7. 6/11
  8. 7/50
  9. 4 27/125
  10. 7/20
  11. 1/111
  12. 1/125
  13. 2.2
  14. 1.6
  15. 0.08
  16. 0.27
  17. 1.76
  18. 0.15 (repeating)
  19. 0.3 (repeating)
  20. 0.09 (repeating)
  21. 0.7 (repeating)
  22. 0.46 (repeating)
  23. 0.005
  24. 0.4
Compile Video
FRACTIONS, DECIMALS, AND PERCENTS
  1. 90%
  2. 30%
  3. 115.9%
  4. 9%
  5. 7%
  6. 65%
  7. 0.3%
  8. 445%
  9. 0.452
  10. 0.006
  11. 0.002
  12. 0.05
  13. 4.78
  14. 0.1
  15. 3.63
  16. 0.03
  17. 25%
  18. 70%
  19. 93%
  20. 58%
  21. 50%
  22. 66.6%
  23. 20%
  24. 80%
  25. 71%
  26. 30%
  27. 1/2
  28. 1/8
  29. 2/3
  30. 1/100
  31. 2 1/10
  32. 3/8
  33. 1/10
  34. 87/100
Compile Video
VARIABLE AND VERBAL EXPRESSIONS
  1. 17 – 16
  2. 4 + 8
  3. 3^3
  4. 9 + 10
  5. 4^3
  6. 12 + 9
  7. 11 + 11
  8. 20 – 7
  9. 16 – 7
  10. 2 • 9
  11. 2^2
  12. 21-8
  13. 10 less than 14
  14. half of 16
  15. the quotient of a number and 6
  16. v squared
  17. t more than 9
  18. 3 cubed
  19. the quotient of 24 and 8
  20. the sum of 2 and 12
  21. p cubed
  22. the product of 5 and x
  23. 2 to the 4th
  24. twice 11
  25. 10 minus 6
  26. 2 cubed
  27. twice 12
  28. 11 increased by 5
  29. 6 times 10
  30. 4 times 8
Compile Video
ADDING/SUBTRACTING INTEGERS
  1. (-12) + 7
  2. (-10) + (-7)
  3. (-6) + 12
  4. 8 + 7
  5. 3 + 4
  6. (-45) + 9
  7. (-1) + (-46)
  8. (-30) + 10
  9. (-34) + 50
  10. 38 + (-5)
  11. 2 – (-2)
  12. (-1) – 10
  13. 8 – 7
  14. (-8) – (-6)
  15. 11 – 4
  16. 48 – (-31)
  17. 18 – 41
  18. (-38) – 30
  19. (-1) – (-3)
  20. (-1) – (-40)
  21. (-10) – 47
  22. (-29) – 29
  23. 13 + (-29)
  24. 38 + 22
  25. (-32) – 44
  26. (-12) + (-11)
  27. 2 + 15 + 4
  28. 16 + (-13) + 5
  29. 2 – (-9) – 8
  30. 10 + 3 – (-8)
Compile Video
ADDING/SUBTRACTING DECIMALS
  1. 5.4 + (-9.7)
  2. 10.8 + (-4.73)
  3. (-0.5) + 0.3
  4. (-4.79) + (-0.4)
  5. 3.305 + 1.7
  6. (-3.6) + 0.43
  7. (-4.3) + 14.5
  8. (-7.1) + 3.63
  9. 13.7 + 3.2
  10. (-10.9) + 6.1
  11. 2.2 – 7.3
  12. (-8.1) – (-8.9)
  13. 2.9 – 9.4
  14. (-3.9) – 8.9
  15. 9.8 – 7.1
  16. (-18.278) – (-6.8)
  17. 17.9 – (-19.4)
  18. 15.5 – 15.5 
  19. 1.58 – (-13.6)
  20. 1.81 – 17.17
  21. 19.4 + 24.2
  22. (-14.8) – (-9.7)
  23. (-9.1) + 3.5
  24. 0.96 – 8.5
  25. 9.5 – (-19.3)
  26. 3.4 – (-12.1)
  27. 8.7 + 3.8 + 12.3
  28. (-13.6) + 12 – (-15.5)
  29. 3.4 – 5 – 10.4
  30. (-5.6) – (-12.6) + (-6.6)
Compile Video
ADDING AND SUBTRACTING FRACTIONS AND MIXED NUMBERS
  1. 5/4 – 3/4
  2. 3/2 – 1/2
  3. 2/5 + 4/5
  4. 1/3 – 1/3
  5. 6 – 1/6
  6. 1/2 – 1/2
  7. 1/5 + 1/5
  8. 7/6 – 5/6
  9. (-4/5) – 7/8
  10. 1/3 – (-5/3)
  11. (-1/3) + 3/8
  12. (-10/7) + 1/6
  13. 9/5 + (-4/3)
  14. 2 – 13/8
  15. 9/5 – 5/8
  16. (-4/3) – (-3/2)
  17. (-1) – (-2 2/5)
  18. (-3 3/5) – 4 2/5
  19. 3 6/7 + (-1 1/7)
  20. 1 2/7 + (-3 4/7)
  21. 2 1/3 + (-1 2/3)
  22. (-1 3/4) + (-3 3/4)
  23. (-1 7/8) + (-3 1/2)
  24. (-2 7/8) + (-1 1/2)
  25. (-2 5/6) – (-1 1/4)
  26. (-3 5/8) – 4 2/5
  27. 1 2/5 – (-3 3/4)
  28. 2 4/5 – 5/8
Compile Video
MULTIPLYING INTEGERS
  1. 6 x -4
  2. 4 x 2
  3. 3 x -4
  4. -6 x 4
  5. 5 x -4
  6. -3 x 4
  7. -5 x 6
  8. -2 x -1
  9. -8 x -2
  10. 11 x 12
  11. -7 x 5
  12. 9 x -6
  13. 10 x 5
  14. 9 x 2
  15. -12 x 7
  16. 8 x -12
  17. 9 x 10 x 6
  18. -6 x -10 x -8
  19. 7 x 9 x 7
  20. 6 x 6 x -2
  21. -5 x -4 x -10
  22. 9 x 9 x -5
  23. 8 x 3 x 8
  24. 7 x 5 x -5
Compile Video
DIVIDING INTEGERS
  1. 35 ÷ 5
  2. -8 ÷ 4
  3. -24 ÷ 4
  4. -8 ÷ -2
  5. 8 ÷ 4
  6. -24 ÷ 8
  7. -21 ÷ 7
  8. 6 ÷ -6
  9. -132 ÷ -11
  10. -60 ÷ -15
  11. -52 ÷ -4 
  12. 60 ÷ 12
  13. 6 ÷ -1
  14. 75 ÷ 15
  15. 65 ÷ -13
  16. 12 ÷ 4
  17. -168 ÷ -12
  18. -8 ÷ 2
  19. -105/7
  20. -4/-1
  21. -10/-2
  22. -144/12
  23. 24/-12
  24. 60/-15
Compile Video
MULTIPLYING DECIMALS
  1. -5.5 x -4.87
  2. 1.7 x -2.1
  3. 0.2 x -1.6
  4. 1.7 x -3.1
  5. -4.6 x -7.2
  6. -5.928 x -11.6
  7. -1.5 x -7.1
  8. 7.8 x 5.1
  9. -7.5 x 9 x -8.3
  10. -4.04 x -9 x 3
  11. 3.2 x 8.7 x -1.1
  12. 8.1 x 8.6 x -5.2
Compile Video
MULTIPLYING/DIVIDING FRACTIONS AND MIXED NUMBERS
  1. -5/4 • 1/3
  2. 8/7 • 7/10
  3. 4/9 • 7/4
  4. -2/3 • 5/4
  5. -2 • 3/7
  6. -2 2/3 • 4 1/10
  7. -2 1/5 • -1 3/4
  8. -1 1/4 • 9
  9. -1 5/7 • -2 1/2
  10. -2 3/8 • 2 1/2
  11. -1/5 ÷ 7/4
  12. -1/2 ÷ 5/4
  13. -3/2 ÷ -10/7
  14. 1/2 ÷ 8/7
  15. -9/5 ÷ 2
  16. -3 5/9 ÷ 3
  17. -2 ÷ -3 4/5
  18. 1/9 ÷ -1 1/3
  19. 1 6/7 ÷ 5 3/4
  20. -3 7/10 ÷ 2 1/4
Compile Video
ORDER OF OPERATIONS
  1. (30 – 3) ÷ 3
  2. (21 – 5)  ÷ 8
  3. 1 + 7^2
  4. 5 x 4 – 8
  5. 8 + 6 x 9 
  6. 3 + 17 x 5
  7. 7 + 12 x 11
  8. 15 + 40 ÷ 20
  9. 20 + 16 – 15
  10. 19 – 15 – 3
  11. 9 x (3 + 3) ÷ 6
  12. (9 + 18 – 3) ÷ 8
  13. 9 + 6 ÷ (8 – 2)
  14. 4(4 ÷ 2 + 4)
  15. 6 + (5 + 8) x 4
  16. 6 x 6 – (7 + 5)
  17. (9 x 2) ÷ (2 + 1)
  18. 2 – (4 + 3  – 6)
  19. 7 x 7 – (8 – 2)
  20. 9 – 7 – 6 ÷ 6
  21. (4 – 1 + 8 ÷ 8) x 5
  22. (10 x 2) ÷ (1 + 1)
  23. 7 x 9 – 7 – 3 x 5
  24. 8 – 1 – (18 – 2) ÷ 8
Compile Video
EVALUATING VARIABLE EXPRESSIONS
  1. n^2 – m; use m = 7 and n = 8
  2. 8(x – y); use x = 5 and y = 2
  3. yx ÷ 2; use x = 7 and y = 2
  4. m – n ÷ 4; use m = 5 and n = 8
  5. x – y + 6; use x = 6 and y = 1
  6. z + x^3; use x = 1 and z = 19
  7. y + yx; use x = 15 and y = 8
  8. q ÷ 6 + p; use p = 10 and q = 12
  9. x + 8 – y; use x = 20 and y = 17
  10. 15 – (m + p); use m = 3 and p = 10
  11. 10 – x + y ÷ 2; use x = 5 and y = 2
  12. p – 2 + qp; use p = 7 and q = 4
  13. zy + 4y; use y = 5 and z = 2
  14. b(a + b) + a; use a = 9 and b = 4
  15. p^2 ÷ 4 – m; use m = 3 and p =4
  16. x(y ÷ 3)^2; use x = 4 and y = 9
  17. 4 + m + n – m; use m = 4 and n = 9
  18. qp + q – p; use p = 7 and q = 3
  19. mn ÷ 6 + 10; use m = 7 and n = 6
  20. h + j(j – h); use h = 2 and j = 6
  21. (b – 1)^2 + a^2; use a = 6 and b = 1
  22. y(x – (9 – 4y)); use x = 4 and y = 2
  23. x – (x – (x – y^3)); use x = 9 and y = 1
  24. j(h – 9)^3 + 2; use h = 9 and j = 8
Compile Video
NUMBER THEORY – 129 Video Lessons
  • Divisibility and Factors
  • Factors and Factorization
  • Factoring Monomials
  • Greatest Common Factor
  • Least Common Multiple
DIVISIBILITY AND FACTORS
  1. 60 by 2
  2. 49 by 6
  3. 92 by 10
  4. 72 by 6
  5. 66 by 3
  6. 72 by 3
  7. 684 by 9
  8. 555 by 3
  9. 608 by 2
  10. 767 by 9
  11. 708 by 6
  12. 780 by 10
  13. 319
  14. 411
  15. 455
  16. 414
  17. 382
  18. 256
  19. 492
  20. 410
  21. 297
  22. 425
  23. 9942
  24. 8938
  25. 7613
  26. 7849
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FACTORS AND FACTORIZATION
  1. 30
  2. 22
  3. 28
  4. 16
  5. 60
  6. 87
  7. 68
  8. 99
  9. 85
  10. 72
  11. 96
  12. 74
  13. 86
  14. 75
  15. 48
  16. 35
  17. 46
  18. 40
  19. 100
  20. 66
  21. 75
  22. 72
  23. 65
  24. 81
  25. 80
  26. 54
  27. 972
  28. 660
Compile Video
FACTORING MONOMIALS
  1. 25n^2
  2. 18xy
  3. 12a
  4. 21y^2
  5. 81a
  6. 92q
  7. 36x^3
  8. 24h
  9. 48x^2
  10. 92xy
  11. 18x^2
  12. 50x
  13. 16y
  14. 28y
  15. 8v
  16. 18xy
  17. 10y^2
  18. 20b^2
  19. 21x^2
  20. 77y
  21. 84ab
  22. 78a^3
  23. 52uv
  24. 66y
  25. 82ab
  26. 26x^2
Compile Video
GREATEST COMMON FACTOR
  1. 39, 6
  2. 24, 28
  3. 40, 10
  4. 39v, 30uv
  5. 35n^2m, 21m^2n
  6. 30y^3, 20y^2
  7. 54, 45
  8. 25, 55
  9. 68, 34
  10. 54, 27
  11. 55, 75
  12. 66yx, 30x^2y
  13. 60y, 56x^2
  14. 36xy^3, 24y^2
  15. 18y^2, 54y^2
  16. 80x^3, 30yx^2
  17. 105x, 30yx, 75x
  18. 140n, 140m^2, 80m^2
Compile Video
LEAST COMMON MULTIPLE
  1. 10, 3
  2. 14, 6
  3. 15, 6
  4. 15, 20
  5. 27, 18
  6. 4, 30
  7. 24, 32
  8. 20, 30
  9. 24, 36
  10. 35, 25
  11. 18xy^2, 15y^3
  12. 20x^3, 16x^4
  13. 18, 6v
  14. 3x^2, 10
  15. 20y, 14y^2
  16. 25x^2, 25y
  17. 32u^2, 14v^2
  18. 18m^2, 24nm
  19. 16x^2y, 32x
  20. 30ab^3, 20ab^3
  21. 30, 25, 10
  22. 28, 14, 21
  23. 10, 4, 18
  24. 10ba, 20ba, 28ba
  25. 8y^2, 16xy, 16y
  26. 28b^2, 20ab^3, 16b^4
Compile Video
ALGEBRAIC EXPRESSIONS – 75 Video Lessons
  • Evaluating Variable Expressions
  • Simplifying Variable Expressions
  • The Distributive Property
EVALUATING VARIABLE EXPRESSIONS
  1. n^2 – m; use m = 7 and n = 8
  2. 8(x – y); use x = 5 and y = 2
  3. yx ÷ 2; use x = 7 and y = 2
  4. m – n ÷ 4; use m = 5 and n = 8
  5. x – y + 6; use x = 6 and y = 1
  6. z + x^3; use x = 1 and z = 19
  7. y + yx; use x = 15 and y = 8
  8. q ÷ 6 + p; use p = 10 and q = 12
  9. x + 8 – y; use x = 20 and y = 17
  10. 15 – (m + p); use m = 3 and p = 10
  11. 10 – x + y ÷ 2; use x = 5 and y = 2
  12. p – 2 + qp; use p = 7 and q = 4
  13. zy + 4y; use y = 5 and z = 2
  14. b(a + b) + a; use a = 9 and b = 4
  15. p^2 ÷ 4 – m; use m = 3 and p =4
  16. x(y ÷ 3)^2; use x = 4 and y = 9
  17. 4 + m + n – m; use m = 4 and n = 9
  18. qp + q – p; use p = 7 and q = 3
  19. mn ÷ 6 + 10; use m = 7 and n = 6
  20. h + j(j – h); use h = 2 and j = 6
  21. (b – 1)^2 + a^2; use a = 6 and b = 1
  22. y(x – (9 – 4y)); use x = 4 and y = 2
  23. x – (x – (x – y^3)); use x = 9 and y = 1
  24. j(h – 9)^3 + 2; use h = 9 and j = 8
Compile Video
SIMPLIFYING VARIABLE EXPRESSIONS
  1. -3p + 6p
  2. b – 3 + 6 – 2b
  3. 7x – x
  4. 7p – 10p
  5. -10v + 6v
  6. -9r + 10r
  7. 9 + 5r – 9r
  8. 1 – 3v + 10
  9. 5n + 9n
  10. 4b + 6 – 4
  11. 35n – 1 + 46
  12. -33v – 49v
  13. 30n + 8n
  14. 7x + 31x
  15. 10x + 36 – 38x – 47
  16. -2(7 – n) + 4
  17. -8(-5b + 7) + 5b
  18. -4p – (1 – 6p)
  19. 4 – 5(-4n + 3)
  20. -7(k – 8) + 2k
  21. 1 + 7(1 – 3b)
  22. 3 – 8(7 – 5n)
Compile Video
THE DISTRIBUTIVE PROPERTY
  1. 6(1 – 5m)
  2. -2(1 – 5v)
  3. 3(4 + 3r)
  4. 3(6r + 8)
  5. 4(8n + 2)
  6. -(-2 – n)
  7. -6(7k + 11)
  8. -3(7n + 1)
  9. -6(1 + 11b)
  10. -10(a – 5)
  11. -3(1 + 2v)
  12. -4(3x + 2)
  13. (3 – 7k) • -2
  14. -20(8x + 20)
  15. (7 + 19b) • -15
  16. (x + 1) • 14
Compile Video
PROPORTIONS AND PERCENTS – 222 Video Lessons
FRACTIONS, DECIMALS, AND PERCENTS
  1. 90%
  2. 30%
  3. 115.9%
  4. 9%
  5. 7%
  6. 65%
  7. 0.3%
  8. 445%
  9. 0.452
  10. 0.006
  11. 0.002
  12. 0.05
  13. 4.78
  14. 0.1
  15. 3.63
  16. 0.03
  17. 25%
  18. 70%
  19. 93%
  20. 58%
  21. 50%
  22. 66.6%
  23. 20%
  24. 80%
  25. 71%
  26. 30%
  27. 1/2
  28. 1/8
  29. 2/3
  30. 1/100
  31. 2 1/10
  32. 3/8
  33. 1/10
  34. 87/100
Compile Video
PERCENT WORD PROBLEMS
  1. What percent of 126 is 22?
  2. 81 is 56% of what?
  3. 25.7 is what percent of 141?
  4. 17% of what is 156?
  5. 46 is what percent of 107?
  6. 79.9 is 99% of what?
  7. 62% of what is 89.3?
  8. What percent of 137.4 is 96?
  9. 30% of 117 is what?
  10. 11 is what percent of 97?
  11. 120% of 118 is what?
  12. 25 is what percent of 37?
  13. What is 270% of 60?
  14. 73% of what is 156.4?
  15. 87% of 41 is what?
  16. 9 is what percent of 84?
  17. What percent of 88.6 is 70?
  18. What percent of 137 is 86?
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FINDING PERCENT CHANGE
  1. From 82 to 38
  2. From 75 to 45
  3. From 33 to 47
  4. From 92 to 9.7
  5. From 70 to 62
  6. From 8 to 4
  7. From 58.5 to 76.3
  8. From 58 to 
  9. From 79 to 94
  10. From 63 to 98
  11. From 84 to 4
  12. From 71 to 22
  13. From 79 ft to 157 ft
  14. From 174 miles to 135.9 miles
  15. From $109 to $98
  16. From 122 minutes to 109 minutes
  17. From 43 minutes to 160 minutes
  18. From 55 grams to 70 grams
  19. From 199 ft to 92 ft
  20. From 152 miles to 196 miles
  21. From 141 grams to 142 grams
  22. From 88 grams to 84 grams
  23. From 43 minutes to 28 minutes
  24. From 54 m to 154 m
Compile Video
MARKUP, DISCOUNT, AND TAX (EASY)
  1. Cost of a sled: $99.50, Markup: 95%
  2. Cost of a comic book: $3.95, Markup: 20%
  3. Cost of an oil change: $18.00, Markup: 70%
  4. Cost of a CD: $14.50, Markup: 30%
  5. Cost of an MP3 player: $129.50, Markup: 60%
  6. Cost of an oil change: $21.95, Markup: 65%
  7. Cost of a pen: $0.95, Markup: 60%
  8. Cost of a computer: $1850.00, Markup: 75%
  9. Original price of concert tickets: $100.00, Discount: 21%
  10. Original price of a book: $18.50, Discount: 45%
  11. Original price of a telescope: $99.99, Discount: 13%
  12. Original price of a CD: $22.99, Discount: 5%
  13. Original price of a sled: $99.50, Discount: 50%
  14. Original price of a camera: $554.99, Discount: 48%
  15. Original price of a CD: $17.00, Discount: 50%
  16. Original price of a CD: $22.95, Discount: 10%
  17. Original price of a book: $49.95, Tax: 3%
  18. Original price of a book: $90.50, Tax: 4%
  19. Original price of an MP3 player: $99.50, Tax: 4%
  20. Original price of a microphone: $129.99, Tax: 1%
  21. Original price of a pen: $1.50, Tax: 4%
  22. Original price of shorts: $19.99, Tax: 2%
  23. Original price of an SUV: $42000.00, Tax: 3%
  24. Original price of a goldfish: $1.50, Tax: 5%
Compile Video
MARKUP, DISCOUNT, AND TAX (HARDER)
  1. Cost of shoes: $29.95, Markup: 20%, Tax: 2%
  2. Cost of a microscope: $269.95, Markup: 43%, Tax: 5%
  3. Cost of a goldfish: $3.45, Markup: 29%, Tax: 2%
  4. Cost of shoes: $99.99, Markup: 9%, Tax: 4%
  5. Cost of a shirt: $14.95, Markup: 25%, Discount: 45%
  6. Cost of a CD: $23.50, Markup: 63%, Discount: 50%
  7. Cost of a puppy: $349.99, Markup: 41%, Discount: 23%
  8. Cost of an oil change: $19.95, Markup: 85%, Discount: 48%
  9. Original price of a microphone: $20, Discount: 42%, Tax: 6%
  10. Original price of a jacket: $269.50, Discount: 24%, Tax: 6%
  11. Original price of a lizard: $39.99, Discount: 40%, Tax: 6%
  12. Original price of a microphone: $49.99, Discount: 5%, Tax: 5%
  13. Cost of a hat: $10.50, Markup: 10%, Discount: 40%, Tax: 5%
  14. Cost of a pen: $1.95, Markup: 70%, Discount: 40%, Tax: 5%
  15. Cost of a computer game: $4.99, Markup: 40%, Discount: 55%, Tax: 1%
  16. Cost of a hat: $31.50, Markup: 35%, Discount: 30%, Tax: 1%
Compile Video
PROPORTIONS
  1. 4/2 and 20/6
  2. 1/2 and 18/8
  3. 4/3 and 16/12
  4. 4/3 and 8/6
  5. 12/24 and 3/4
  6. 6/9 and 2/3
  7. 10/k = 8/4
  8. m/10 = 10/3
  9. 2/x = 7/9
  10. 3/x = 7/10
  11. 4/9 = 2/x
  12. 6/a = 3/8
  13. 8n/8 = 8/3
  14. 7/9 = a/5
  15. p/8 = 13/2
  16. 3/13 = v/3
  17. 10/12 = 2/n
  18. 11/10 = r/11
  19. x/9 = 7/14
  20. a/10 = 11/14
  21. v/12 = 10/2
  22. 6/14 = 5/n
Compile Video
PROPORTION WORD PROBLEMS
  1. If you can buy one can of crushed pineapple chunks for $2 then how many can you buy with $10?
  2. One jar of crushed ginger costs $2. How many jars can you buy for $4?
  3. One cantaloupe costs $2. How many cantaloupes can you buy for $6?
  4. One package of blueberries costs $3. How many packages of blueberries can you buy for $9?
  5. Shawna reduced the size of a rectangle to a height of 2 in. What is the new width if it was originally 24 in wide and 12 in tall?
  6. Ming was planning a trip to Western Samoa. Before going, she did some research and learned that the exchange rate is 6 Tala for $2. How many Tala would she get if she exchanged $6?
  7. Jasmine bought 32 kiwi fruit for $16. How many kiwi can Lisa buy if she has $4?
  8. If you can buy four bulbs of elephant garlic for $8 then how many can you buy with $32?
  9. One bunch of seedless black grapes costs $2. How many bunches can you buy for $20?
  10. The money used in Jordan is called the Dinar. The exchange rate is $3 to 2 Dinar. Find how many dollars you would receive if you exchanged 22 Dinars.
  11. Gabriella bought three cantaloupes for $7. How many cantaloupes can Shayna buy if she has $21?
  12. Jenny was planning a trip to the United Arab Emirates. Before going, she did some research and learned that the exchange rate is 4 Dirhams for every $1. How many Dirhams would she get if she exchanged $5?
  13. Castel bought four bunches of fennel for $9. How many bunches of fennel can Mofor buy if he has $18?
  14. If you can buy one fruit basket for $30 then how many can you buy with $60?
  15. Asanji took a trip to Mexico. Upon leaving he decided to convert all of his Pesos back into dollars. How many dollars did he receive if he exchanged 42.7 Pesos at a rate of $5.30 = 11.1 Pesos?
  16. The currency in Argentina is the Peso. The exchange rate is approximately $3 =1 Peso. At this rate, how many Pesos would you get if you exchanged $121.10?
  17. Mary reduced the size of a painting to a width of 3.3 in. What is the new height if it was originally 32.5 in tall and 42.9 in wide?
  18. Molly bought two heads of cabbage for $1.80. How many head of cabbage can Willie buy if he has $28.80?
Compile Video
SIMPLE AND COMPOUND INTEREST
  1. $34,100 at 4% for 3 years
  2. $210 at 8% for 7 years
  3. $4,000 at 3% for 4 years
  4. $20,600 at 8% for 2 years
  5. $14,000 at 6% for 9 years
  6. $2,300 at 7% for 9 years
  7. $43,800 at 4.8% for 2 years
  8. $35,800 at 8.2% for 3 years
  9. $7,400 at 10.5% for 1/4 years
  10. $1,900 at 5.9% for 2 3/4 years
  11. $7,300 at 7% compounded semiannually for 3 years
  12. $1,030 at 4% compounded semiannually for 2 years
  13. $18,000 at 9% compounded semiannually for 6 years
  14. $1,500 at 7% compounded annually for 3 years
  15. $1,240 at 8% compounded annually for 2 years
  16. $55,000 at 16% compounded semiannually for 2 years
  17. $28,600 at 7.9% compounded semiannually for 2 years
  18. $21,000 at 13.6% compounded quarterly for 4 years 
  19. $12,700 at 8.8% compounded semiannually for 1 year
  20. $130 at 9.4% compounded quarterly for 2 years
Compile Video
SIMILAR FIGURES

Compile Video

SIMILAR FIGURES WORD PROBLEMS
  1. A 6 ft tall tent standing next to a cardboard box casts a 9 ft shadow. If the cardboard box casts a shadow that is 6 ft long then how tall is it?
  2. A telephone booth that is 8 ft tall casts a shadow that is 4 ft long. Find the height of a lawn ornament that casts a 2 ft shadow.
  3. A map has a scale of 3 cm : 18 km. If Riverside and Smithville are 54 km apart then they are how far apart on the map?
  4. Find the distance between Riverside and Milton if they are 12 cm apart on a map with a scale of 4 cm : 21 km.
  5. A model house is 12 cm wide. If it was built with a scale of 3 cm : 4 m then how wide is the real house?
  6. Oak Grove and Salem are 87 mi from each other. How fart apart would the cities be on a map that has a scale of 5 in : 29 mi?
  7. A map has a scale of 2 in : 6 mi.  If Clayton and Centerville are 10 in apart on the map then how far apart are the real cities?
  8. A statue that is 12 ft tall casts a shadow that is 15 ft long. Find the length of the shadow that a 8 ft cardboard box casts.
  9. A model house has a scale of 1 in : 2 ft. If the real house is 26 ft wide then how wide is the model house?
  10. A 6.5 ft car standing next to an adult elephant casts a 33.2 ft shadow. If the adult elephant casts a shadow that is 51.5 ft long then how tall is it?
  11. If a 42.9 ft tall flagpole casts a 253.1 ft long shadow then how long is the shadow that a 6.2 ft tall woman casts?
  12. Georgetown and Franklin are 9.7 in apart on a map that has a scale of 1.1 in : 15 mi. How far apart are the real cities?
Compile Video
EQUATIONS – 186 Video Lessons
ONE-STEP EQUATIONS WITH INTEGERS
  1. v – 10 = -9
  2. v – 10 = -3
  3. x – 3 = 4
  4. x/5 = 2
  5. 22 = -11k
  6. -13m = -377
  7. b – 7 = -1
  8. -8 = p – 13
  9. -40 = -5p
  10. 418 = -22a
  11. a/29 = 5
  12. -2 = m/16
  13. x – 11 = 16
  14. -10 = x – 21
  15. 20 = n/4
  16. n – 29 = -53
  17. -19 = b – 6
  18. -8 = -16 + n
  19. -9 + x = -26
  20. 29 + n = 13
  21. 21 = x/18
  22. k + 1 = -27
  23. 6 = m – 16
  24. 5 = v + 29
  25. 168 = -84n
  26. 41k = -2747
  27. x/15 = 11
  28. -71 = x/64
Compile Video
ONE-STEP EQUATIONS WITH DECIMALS
  1. p + 8 = 14.1
  2. n + 4.7 = -4.7
  3. x/1.2 = -7
  4. n + 3.9 = 0.7
  5. -6.3n = -8.19
  6. 32.663 = p + 11.363
  7. n – 25.4 = -44.8
  8. 28.8 = 18x
  9. x – 18 = -36.6
  10. m – 21.1 = -36.6
  11. x/19.7 = 0.609137055838
  12. -165.832 = -10.91k
  13. a/15.9 = -1.79245283019
  14. n – 14.7 = 4.7
  15. 0.357142857143 = b/4.2
  16. -38.48 = -5.2x
  17. v + 6.6 = 32.1
  18. p/9.5 = 2.78947368421
  19. -14.896 = r + 11.704
  20. 21.7 = m – 7.7
  21. -1.55487804878 = n/16.4
  22. n + 15.64 = -13.26
  23. 8.8 = m – 13.4
  24. 26.6 = v + 4.4
  25. 89.7x = -2296.32
  26. -5704.74 = -73.8r
  27. x/41.6 = -2.34134615385
  28. b – 43.4 = -120
Compile Video
ONE-STEP EQUATIONS WITH FRACTIONS
  1. 5 1/2 + p = 6
  2. m – 1 1/2 = -5/4
  3. -3/4b = 2
  4. x – 3 = -5 1/2
  5. x – 1/2 = 1 1/4
  6. x – 1 1/4 = -6
  7. 2 1/10n = 1 1/6
  8. 9 1/3 = 5/3n
  9. 5 2/7 + k = 2 27/70
  10. 2 5/12 = -3 1/4 + k
  11. m – 4/9 = -2 67/90
  12. 11/6 = 1/3 + p
  13. 1 13/64 = 11/8v
  14. 39/5 = 2m
  15. n – 3/4 = -2 3/4
  16. 9/10n = -1 1/10
  17. -1 1/2 + v = -3 3/10
  18. n – 4/7 = 3
  19. 9k/65 = 1 316/845
  20. -9/19 = n – 11
  21. 1/3 = n + 4/3
  22. -26/33 = 13/11x
Compile Video
ONE-STEP EQUATION WORD PROBLEMS
  1. Lisa is cooking muffins. The recipe calls for 7 cups of sugar. She has already put in 2 cups. How many more cups does she need to put in?
  2. At a restaurant, Mike and his three friends decided to divide the bill evenly. If each person paid $13 then what was the total bill?
  3. How many packages of diapers can you buy with $40 if one package costs $8?
  4. Last Friday Trevon had $29. Over the weekend he received some money for cleaning the attic. He now has $41. How much money did he receive?
  5. Last week Julia ran 30 miles more than Pranav. Julia ran 47 miles. How many miles did Pranav run?
  6. How many boxes of envelopes can you buy with $12 if one box costs $3?
  7. Amanda and her best friend found some money buried in a field. They split the money evenly, each getting $24.28. How much money did they find?
  8. Jenny wants to buy an MP3 player that costs $30.98. How much change does she receive if she gives the cashier $40?
  9. Last Friday Adam had $22.33. Over the weekend he received some money for cleaning the attic. He now has $32. How much money did he receive? 
  10. After paying $5.12 for a salad, Norachai has $27.10. How much money did he have before buying the salad?
  11. A recipe for cookies calls for 3 1/4 cups of sugar. Amy has already put in 3 1/9 cups. How many more cups does she need to put in?
  12. Your mother gave you $13.32 with which to buy a present. This covered 3/5 of the cost. How much did the present cost?
  13. If the weight of a package is multiplied by 5/7 the result is 40.5 pound. Find the weight of the package. 
  14. A stray dog ate 12 of your muffins. That was 3/10 of them! With how many did you start?
Compile Video
TWO-STEP EQUATIONS WITH INTEGERS
  1. r/10 + 4 = 5
  2. n/2 + 5 = 3
  3. 3p – 2 = -29
  4. 1 – r = -5
  5. (k – 10)/2 = -7
  6. (n – 5)/2 = 5
  7. -9 + n/4 = -7
  8. (9 + m)/3 = 2
  9. (-5 + x)/22 = -1
  10. 4n – 9 = -9
  11. (x + 9)/2= 3
  12. (-12 + x)/11 = -3
  13. (-4 + x)/2 = 6
  14. -5 +  n/3 = 0
  15. p/4 + 8 = 7
  16. 9 + n/4 = 15
  17. 6 + x/2 = 4
  18. (b + 11)/3 = -2
  19. (a – 10)/3= -4
  20. -12r + 4 = 100
  21. m/16 – 9 = -8
  22. -7 + 4r = -15
  23. (m – 13)/2 = -8
  24. -5x + 13 = -17
  25. (k + 10)/-2 = 5
  26. (p + 8)/-2 = 10
  27. -14r – 19 = 303
  28. x/-4 – 5 = -8
Compile Video
TWO-STEP EQUATIONS WITH DECIMALS
  1. m/2.8  – 4.9 = -7.11
  2. 0.4x + 3.9 = 5.78
  3. (-10.5 + m)/11.57 = -2.748
  4. 9.2r + 5.514 = 158.234
  5. v/10.44 – 2.9 = -4.422
  6. -5.4 – 7.8x = -78.408
  7. (k – 2.6)/5.2 = -0.418
  8. -8.38v + 10.71 = 131.382
  9. (2.8 + x)/3.1 = 2.709
  10. (n – 12.9)/6.1 = -0.377
  11. (-7.3 + r)/9.2 = -0.739
  12. (-13.3 + k)/11.796 = -0.296
  13. (12.1 + a)/4.9 = 7.071
  14. -13.9 + b/12.8 =-13.306
  15. (12.84 + x)/2.89 = -2.166
  16. 3.649 + 12.3v = 146.329
  17. -3.8 – 13.4p = -460.606
  18. (r – 8.7)/3.6 = 3.722
Compile Video
TWO-STEP EQUATION WORD PROBLEMS
  1. 331 students went on a field trip. Six buses were filled and 7 students traveled in cars. How many students were in each bus?
  2. Aliyah had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?
  3. The sum of three consecutive numbers is 72. What are the smallest of these numbers?
  4. The sum of three consecutive even numbers is 48. What are the smallest of these numbers?
  5. You bought a magazine for $5 and  four erasers. You spent a total of $25. How much did each eraser cost?
  6. Maria bought seven boxes. A week later half of all her boxes were destroyed in a fire. There are now only 22 boxes left. With how many did she start?
  7. Sumalee won 40 super bouncy balls playing horseshoes at her school’s game night. Later, she gave two to each of her friends. She only has 8 remaining. How many friends does she have?
  8. Imani spent half of her weekly allowance playing mini-golf. To earn more money her parents let her wash the car for $4. What is her weekly allowance if she ended with $12?
  9. Aliyah had some candy to give to her four children. She first took ten pieces for herself then evenly divided the rest among her children. Each child received two pieces. With how many pieces did she start?
  10. How old am I if 400 reduced by 2 times my age is 244?
  11. Jill sold half of her comic books then bought sixteen more. She now has 36. With how many did she begin?
  12. For a field trip 4 students rode in cars and the rest filled nine buses. How many students were in each bus if 472 students were on the trip?
  13. On Tuesday Shanice bought five hats. On Wednesday half of all the hats that she had were destroyed. On Thursday there were only 17 left. How many did she have on Monday?
  14. The Cooking Club made some pies to sell at a basketball game to raise money for the new math books. The cafeteria contributed four pies to the sale. Each pie was then cut into five pieces and sold. There were a total of 60 pieces to sell. How many pies did the club make?
Compile Video
MULTI-STEP EQUATIONS
  1. 6a + 5a = -11
  2. -6n – 2n = 16
  3. 4x + 6 + 3 = 17
  4. 0 = -5n – 2n
  5. 6r – 1 + 6r = 11
  6. r + 11 + 8r = 29
  7. -10 = -14v + 14v
  8. -10p + 9p = 12
  9. 42 = 8m + 13m
  10. a – 2 + 3 = -2
  11. 18 = 3(3x – 6)
  12. 30 = -5(6n + 6)
  13. 37 = -3 + 5(x + 6)
  14. -13 = 5(1 + 4m) – 2m
  15. 4(-x + 4) = 12
  16. -2 = -(n – 8)
  17. -6(1 – 5v) = 54
  18. 8 = 8v – 4(v + 8)
  19. 10(1 + 3b) = -20
  20. -5n – 8(1 + 7n) = -8
  21. 8(4k – 4) = -5k – 32
  22. -8(8x – 6) = -6x – 22
  23. 8(1 + 5x) + 5 = 13 + 5x
  24. -11 – 5a = 6(5a + 4)
  25. -5(4x – 2) = -2(3 + 6x)
  26. 5(2x + 6) = -4(-5 – 2x) + 3x
Compile Video
INEQUALITIES – 119 Video Lessons
INEQUALITIES AND THEIR GRAPHS
  1. x ≤ 1
  2. m > -2
  3. x ≤ 4
  4. m > -6
  5. -5 ≥ a
  6. 4 ≥ x
  7. -2 < b
  8. 1 > x
  9. -r ≤ -2
  10. 4 ≤ -n
  11. -n ≤ -5
  12. 1 < -x
  13. n ≥ 3/2
  14. k < 2
  15. p ≥ -1 1/2
  16. n ≥ 1
  17. x ≥ -2
  18. -2 1/2 ≤ n
  19. -1 1/2 > -n
  20. -1 1/2 ≥ v
  21. <—–(-2)
  22. <—–[5]
  23. (-5)—–>
  24. [5]——>
  25. (-2)—–>
  26. [-5]—–>
  27. <—–[1]
  28. [1]—–>
Compile Video
SOLVING ONE-STEP INEQUALITIES BY ADDING/SUBTRACTING
  1. x + 8 ≥ 18
  2. x – 1 > 6
  3. -7 + x ≥ -8
  4. x – 1 ≤ 3
  5. n – 2 ≤4
  6. v – 1 < 3
  7. -18 + n < -7
  8. r + 13 < 9
  9. n – 4 ≥ 13
  10. p + 8 > -4
  11. 17 + k ≤ 10
  12. -2 + x ≤ -16
  13. -28 < v – 16
  14. n – 2 > -20
  15. x – 7 < -20
  16. x + 13 ≥ 5
  17. x – 10 > -1
  18. x – 12 < -11
  19. r – 2 > 11
  20. 9 + n > -4
  21. 20 ≥ p + 16
  22. 11 ≥ 8 + n
  23.  6 > -11 + a
  24. p – 6 ≥ -3
  25. n – 83 > -166
  26. -3 ≥ x + 16
Compile Video

SOLVING ONE-STEP INEQUALITIES BY MULTIPLYING/DIVIDING
  1. -4m ≥ -4
  2. n/5 ≤ 2
  3. -4r > 16
  4. n/2 < 0
  5. x/5 ≤ -3/5
  6. x/2 ≥ 3
  7. 14v ≤ 14
  8. b/6 > 14
  9. a/6 < -13
  10. n/3 ≥ -6 
  11. -10x < -80
  12. k/13 ≤ 6
  13. 4x ≥ -20
  14. 60 < -10a
  15. 8 > 8n
  16. 0 ≥ -2p
  17. 24 ≥ -4n
  18. 4x ≤ 40
  19. -10 < r/8
  20. m/3 ≤ 5
  21. -2 ≥ n/3
  22. 7/3 ≤ p/3
  23. b/2 < 7
  24. -12 < 3x
  25. 42 > x/16
  26. v/29 ≥ -35
Compile Video
SOLVING TWO-STEP INEQUALITIES
  1. n/3+ 2 > 0
  2. p/9 – 1 ≤ -2
  3. x/1 + 5 > 5
  4. (1 + m)/9 ≥ 1
  5. -2r – 2 ≤ 4
  6. 8x + 2 ≤ 138
  7. 3 + b/9 < 4
  8. 9 + n/2 > 16
  9. -7v + 5 ≥ -79
  10. (n + 3)/2 > -2
  11. 4 > (a + 1)/2
  12. -2 + x/2 > 6
  13. 60 > 5 – 5n
  14. (x + 1)/2 ≥ -4
  15. 6 ≤ 5+ p/20
  16. -18 + k/3 ≤ -26
Compile Video
SOLVING MULTI-STEP INEQUALITIES
  1. -11 ≥ 6 – 2n – 5
  2. 0 > -5x – 6x
  3. x + 1 + 4 ≤ 9
  4. -9 > -5n – 4n
  5. 5k – 2k > -9
  6. -2 ≥ 4p +6 + 4
  7. 30 – 6a < -3(5 + 7a)
  8. 33 + 4x ≤ -(x + 7)
  9. 2(6 + 4n) ≥ 12 – 8n
  10. -5(2b + 7) + b < -b – 11
  11. -33 – n ≤ -3(2n + 1)
  12. -3(-7p – 6) – 7 < p – 29
  13. -x + 23 < 2 – 2(x – 8)
  14. 32 – 5n ≥ 7 – 5(n – 5)
  15. 12(10b – 9) > 12(9 + 8b)
  16. -2(k – 12) – 5(k + 2) < -9k + 4k
  17. 8(1 + 8x) + 8(x – 11) < -10x + 2x
  18. -2(9r + 3) – 7r ≥ -10r – (12r + 9) 
Compile Video

POLYNOMIALS – 88 Video Lessons
FACTORING MONOMIALS
  1. 25n^2
  2. 18xy
  3. 12a
  4. 21y^2
  5. 81a
  6. 92q
  7. 36x^3
  8. 24h
  9. 48x^2
  10. 92xy
  11. 18x^2
  12. 50x
  13. 16y
  14. 28y
  15. 8v
  16. 18xy
  17. 10y^2
  18. 20b^2
  19. 21x^2
  20. 77y
  21. 84ab
  22. 78a^3
  23. 52uv
  24. 66y
  25. 82ab
  26. 26x^2
Compile Video
ADDING AND SUBTRACTING POLYNOMIALS
  1. (5 + 5n^3) – (1 – 3n^3)
  2. (6a – 3a^3) + (2a^2 – 3a)
  3. (x^2 – x) + (8x – 2x^2)
  4. (2a^2 + 4a^3) – (3a^3 + 8)
  5. (5x^2 + 4) – (5 + 5x^3)
  6. (8n^2 – 2n^3) + (6n^3 – 8n^2)
  7. (8b^3 + 8) – (6 – 7b^3)
  8. (4x^3 – 6) + (5x^3 + 3)
  9. (10p^4 + 11) – (11p^4 + 13 + 16p^2)
  10. (20v^2 – 9v^3) – (7v^3 – 10v^4 – 14v^2)
  11. (10x^4 – 16) + (12 – 6x^3 + 11x^4)
  12. (14 + 12a^3) + (17a^4 + 15 – 5a^3)
  13. (17v^2 – 8) + (17v^2 + 10 + v^3)
  14. (20n + 11n^4) – (15n + 16n^2 – 17n^4)
  15. (10k^4 + 17k^3) – (14k^3 – 2k + 9k^4)
  16. (9r + 6r^4) + (12r – 2r^4 – 17)
  17. (6r + 2 + 8r^3) – (5r^3 – 11 – 8r^5) – (6r + 9r^5)
  18. (9a^4 + 1 – 11a^2) – (a + 8a^2 + 2) – (6a^2 – 9)
  19. (9k – 9 – 12k^4) – (4k + k^4 + 4) – (10 + 7k)
  20. (8x^4 – 12 + 3x) – (9x^4 + 7 – 11x) + (9x + 8)
  21. (7r^2 + r^3 – 3) + (6r^3 – 3r^2 + 10) + (2 + r^2)
  22. (10x + 8x^5 – 2) + (12 + x – 6x^4) – (x^4 – x^2)
  23. (p^4 + 8p + 6) + (7p – 3p^4 + 6) – (10 + 10p)
  24. (9n^5 + 2n – 11) – (11n – 7n^5 + 3) – (5 + 7n)
Compile Video
MULTIPLYING A POLYNOMIAL AND A MONOMIAL
  1. 8x(6x + 6)
  2. 7n(6n + 3)
  3. 3r(7r – 8)
  4. 8(8k – 8)
  5. 10a(a – 10b)
  6. 2(9x – 2y)
  7. 7x(6x + 4y)
  8. 4a(8a – 8b)
  9. 3n(n^2 – 6n + 5)
  10. 2k^3(2k^2 + 5k – 4)
  11. 8r^2(4r^2 – 5r + 7)
  12. 3(3v^2 + 8v – 5)
  13. 7(6x^2 + 9xy + 10y^2)
  14. 2u(6u^2 – 9uv + v^2)
  15. 9(x^2 + xy – 8y^2)
  16. 9v^2(u^2 + uv – 5v^2)
Compile Video
MULTIPLYING BINOMIALS
  1. (3n + 2)(n + 3)
  2. (n – 1)(2n – 2)
  3. (2x + 3)(2x – 3)
  4. (r + 1)(r – 3)
  5. (2n + 3)(2n + 1)
  6. (3p – 3)(p – 1)
  7. (3p + 3)(3p + 2)
  8. (k – 2)(k – 3)
  9. (v – 1)(3v – 3)
  10. (2x – 3)(3x + 3)
  11. (4n + 4)(5n – 8)
  12. (5x – 2)(5x – 8)
  13. (6x + 2)(2x + 8)
  14. (3x + 3)(x + 4)
  15. (5v + 4)(3v – 6)
  16. (x – 4)(x – 7)
  17. (5x + 6)(8x – 4)
  18. (8b – 1)(5b – 5)
Compile Video

EXPONENTS AND RADICALS – 115 Video Lessons
EXPONENTS AND MULTIPLICATION
  1. 4^2 • 4^2
  2. 4 • 4^2
  3. 3^2 • 3^2
  4. 2 • 2^2 • 2^2
  5. 2n^4 • 5n^4
  6. 6r • 5r^2
  7. 2n^4 • 6n^4
  8. 6k^2 • k
  9. 5b^2 • 8b
  10. 4x^2 • 3x
  11. 6x • 2x^2​
  12. 6x • 6x^3
  13. 7v^3 • 10u^3v^5 • 8uv^3
  14. 9xy^2 • 9x^5y^2
  15. 6m^3n^3 • 8m^2n^3
  16. 6x^2 • 6x^3y^4
  17. 7u^2v^5 • 9uv^3
  18. uv • 4uv^5
  19. 10xy^3 • 8x^5y^3
  20. 3u^4v^5 • 7u^2v^3
  21. (2x^2)^2
  22. (p^4)^4
  23. (k^3)^4
  24. (7k)^2
  25. (x^2)^3
  26. (2b^2)^4
Compile Video
EXPONENTS AND DIVISION
  1. 5^4/5
  2. 3/3^3
  3. 2^2/2^3
  4. 2^4/2^2
  5. 3r^3/2r
  6. 7k^2/4k^3
  7. 10p^4/6p
  8. 3b/10b^3
  9. 8m^3/10m^3
  10. 7n^3/2n^5
  11. 2n^2/n
  12. 8x^3/10x^5
  13. 12x^3/9y^8
  14. 14x^4y^7/6x^5y^4
  15. 11u^4/17u^7v^9
  16. 4y^4/14yx^8
  17. 12yx^4/10yx^8
  18. 18x^8y^8/10x^3
  19. 5n^8/20n^8
  20. 16yx^4/9x^8y^2
Compile Video
POWERS OF PRODUCTS AND QUOTIENTS
  1. (3a^2)^3
  2. (2n^4)^4
  3. (3x^4)^4
  4. (6b^2)^2
  5. (7y^4)^2
  6. (3ab^4)^4
  7. (2x^4y^4)^3
  8. (5mn^3)^3
  9. (x^2y^2)^2
  10. (6yx^4)^2
  11. (u^4v^3)^2
  12. (2x^4y^4)^4
  13. (3x^2 • 2x^2)^2
  14. (2p^3 • 2p)^2
  15. (4n^3 • n^2)^2
  16. (3x • 2x)^2
  17. (4x^4 • x^4)^3
  18. (4n^4 • n)^2
Compile Video
SCIENTIFIC NOTATION
  1. 0.000000786
  2. 3940
  3. 4.7
  4. 1260000
  5. 0.06
  6. 175
  7. 6.17 x 10^3
  8. 7 x 10^4
  9. 7.31 x 10^6
  10. 5.4 x 10^-8
  11. 6.7 x 10^-3
  12. 9.59 x 10^2
  13. 0.2 x 10^6
  14. 30 x 10^-8
  15. 88.4 x 10^3
  16. 28.8 x 10^-9
  17. (5.4 x 10^-1)(7 x 10^0)
  18. (5 x 10^3)(3.5 x 10^-1)
  19. (6 x 10^6)(4 x 10^-1)
  20. (4.11 x 10^5)(8.65 x 10^-5)
  21. (7.68 x 10^2)(9 x 10^6)
  22. (8.31 x 10^-3)(6.6 x 10^-6)
Compile Video
SQUARE ROOTS
  1. √64​
  2. √36
  3. √49
  4. √0
  5. √25
  6. √1
  7. √9
  8. √4
  9. -√200
  10. √144
  11. -√80
  12. -√34
  13. -√127
  14. √1
  15. -√36
  16. -√148
  17. -√(1/4)
  18. √(81/121)
  19. √(49/196)
  20. √(81/49)
  21. -√(25/196)
  22. -√(196/225)
Compile Video
WORD PROBLEMS – 62 Video Lessons
ONE-STEP EQUATION WORD PROBLEMS
  1. Lisa is cooking muffins. The recipe calls for 7 cups of sugar. She has already put in 2 cups. How many more cups does she need to put in?
  2. At a restaurant, Mike and his three friends decided to divide the bill evenly. If each person paid $13 then what was the total bill?
  3. How many packages of diapers can you buy with $40 if one package costs $8?
  4. Last Friday Trevon had $29. Over the weekend he received some money for cleaning the attic. He now has $41. How much money did he receive?
  5. Last week Julia ran 30 miles more than Pranav. Julia ran 47 miles. How many miles did Pranav run?
  6. How many boxes of envelopes can you buy with $12 if one box costs $3?
  7. Amanda and her best friend found some money buried in a field. They split the money evenly, each getting $24.28. How much money did they find?
  8. Jenny wants to buy an MP3 player that costs $30.98. How much change does she receive if she gives the cashier $40?
  9. Last Friday Adam had $22.33. Over the weekend he received some money for cleaning the attic. He now has $32. How much money did he receive? 
  10. After paying $5.12 for a salad, Norachai has $27.10. How much money did he have before buying the salad?
  11. A recipe for cookies calls for 3 1/4 cups of sugar. Amy has already put in 3 1/9 cups. How many more cups does she need to put in?
  12. Your mother gave you $13.32 with which to buy a present. This covered 3/5 of the cost. How much did the present cost?
  13. If the weight of a package is multiplied by 5/7 the result is 40.5 pound. Find the weight of the package. 
  14. A stray dog ate 12 of your muffins. That was 3/10 of them! With how many did you start?
Compile Video
TWO-STEP EQUATION WORD PROBLEMS
  1. 331 students went on a field trip. Six buses were filled and 7 students traveled in cars. How many students were in each bus?
  2. Aliyah had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?
  3. The sum of three consecutive numbers is 72. What are the smallest of these numbers?
  4. The sum of three consecutive even numbers is 48. What are the smallest of these numbers?
  5. You bought a magazine for $5 and  four erasers. You spent a total of $25. How much did each eraser cost?
  6. Maria bought seven boxes. A week later half of all her boxes were destroyed in a fire. There are now only 22 boxes left. With how many did she start?
  7. Sumalee won 40 super bouncy balls playing horseshoes at her school’s game night. Later, she gave two to each of her friends. She only has 8 remaining. How many friends does she have?
  8. Imani spent half of her weekly allowance playing mini-golf. To earn more money her parents let her wash the car for $4. What is her weekly allowance if she ended with $12?
  9. Aliyah had some candy to give to her four children. She first took ten pieces for herself then evenly divided the rest among her children. Each child received two pieces. With how many pieces did she start?
  10. How old am I if 400 reduced by 2 times my age is 244?
  11. Jill sold half of her comic books then bought sixteen more. She now has 36. With how many did she begin?
  12. For a field trip 4 students rode in cars and the rest filled nine buses. How many students were in each bus if 472 students were on the trip?
  13. On Tuesday Shanice bought five hats. On Wednesday half of all the hats that she had were destroyed. On Thursday there were only 17 left. How many did she have on Monday?
  14. The Cooking Club made some pies to sell at a basketball game to raise money for the new math books. The cafeteria contributed four pies to the sale. Each pie was then cut into five pieces and sold. There were a total of 60 pieces to sell. How many pies did the club make?
Compile Video
PROPORTION WORD PROBLEMS
  1. If you can buy one can of crushed pineapple chunks for $2 then how many can you buy with $10?
  2. One jar of crushed ginger costs $2. How many jars can you buy for $4?
  3. One cantaloupe costs $2. How many cantaloupes can you buy for $6?
  4. One package of blueberries costs $3. How many packages of blueberries can you buy for $9?
  5. Shawna reduced the size of a rectangle to a height of 2 in. What is the new width if it was originally 24 in wide and 12 in tall?
  6. Ming was planning a trip to Western Samoa. Before going, she did some research and learned that the exchange rate is 6 Tala for $2. How many Tala would she get if she exchanged $6?
  7. Jasmine bought 32 kiwi fruit for $16. How many kiwi can Lisa buy if she has $4?
  8. If you can buy four bulbs of elephant garlic for $8 then how many can you buy with $32?
  9. One bunch of seedless black grapes costs $2. How many bunches can you buy for $20?
  10. The money used in Jordan is called the Dinar. The exchange rate is $3 to 2 Dinar. Find how many dollars you would receive if you exchanged 22 Dinars.
  11. Gabriella bought three cantaloupes for $7. How many cantaloupes can Shayna buy if she has $21?
  12. Jenny was planning a trip to the United Arab Emirates. Before going, she did some research and learned that the exchange rate is 4 Dirhams for every $1. How many Dirhams would she get if she exchanged $5?
  13. Castel bought four bunches of fennel for $9. How many bunches of fennel can Mofor buy if he has $18?
  14. If you can buy one fruit basket for $30 then how many can you buy with $60?
  15. Asanji took a trip to Mexico. Upon leaving he decided to convert all of his Pesos back into dollars. How many dollars did he receive if he exchanged 42.7 Pesos at a rate of $5.30 = 11.1 Pesos?
  16. The currency in Argentina is the Peso. The exchange rate is approximately $3 =1 Peso. At this rate, how many Pesos would you get if you exchanged $121.10?
  17. Mary reduced the size of a painting to a width of 3.3 in. What is the new height if it was originally 32.5 in tall and 42.9 in wide?
  18. Molly bought two heads of cabbage for $1.80. How many head of cabbage can Willie buy if he has $28.80?
Compile Video
SIMILAR FIGURES WORD PROBLEMS
  1. A 6 ft tall tent standing next to a cardboard box casts a 9 ft shadow. If the cardboard box casts a shadow that is 6 ft long then how tall is it?
  2. A telephone booth that is 8 ft tall casts a shadow that is 4 ft long. Find the height of a lawn ornament that casts a 2 ft shadow.
  3. A map has a scale of 3 cm : 18 km. If Riverside and Smithville are 54 km apart then they are how far apart on the map?
  4. Find the distance between Riverside and Milton if they are 12 cm apart on a map with a scale of 4 cm : 21 km.
  5. A model house is 12 cm wide. If it was built with a scale of 3 cm : 4 m then how wide is the real house?
  6. Oak Grove and Salem are 87 mi from each other. How fart apart would the cities be on a map that has a scale of 5 in : 29 mi?
  7. A map has a scale of 2 in : 6 mi.  If Clayton and Centerville are 10 in apart on the map then how far apart are the real cities?
  8. A statue that is 12 ft tall casts a shadow that is 15 ft long. Find the length of the shadow that a 8 ft cardboard box casts.
  9. A model house has a scale of 1 in : 2 ft. If the real house is 26 ft wide then how wide is the model house?
  10. A 6.5 ft car standing next to an adult elephant casts a 33.2 ft shadow. If the adult elephant casts a shadow that is 51.5 ft long then how tall is it?
  11. If a 42.9 ft tall flagpole casts a 253.1 ft long shadow then how long is the shadow that a 6.2 ft tall woman casts?
  12. Georgetown and Franklin are 9.7 in apart on a map that has a scale of 1.1 in : 15 mi. How far apart are the real cities?
Compile Video

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