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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 900 · 40 questions
TalentJR

The fast method (Three names, one amount): Learn the key ones: 1/2 = 50% = 0.5, 1/4 = 25% = 0.25, 1/5 = 20% = 0.2. And: 1/8 = 12.5% = 0.125, 1/10 = 10% = 0.1, 1/20 = 5% = 0.05. Percent → decimal: ÷ 100 (point 2 places left). Decimal → percent: × 100. Fraction → percent: use the unit fraction — 3/8 = 3 × 12.5% = 37.5%.

NameDateTime takenScore ___ / 40
  1. 1.1/2 as a percent =
  2. 2.Which fraction is 12.5%? (a) 7/8 (b) 3/8 (c) 3/10 (d) 1/8
  3. 3.0.5 as a percent =
  4. 4.3/5 as a percent =
  5. 5.Which fraction is 62.5%? (a) 5/8 (b) 3/8 (c) 3/20 (d) 1/5
  6. 6.0.6 as a percent =
  7. 7.1/10 as a percent =
  8. 8.0.4 as a percent =
  9. 9.Which fraction is 10%? (a) 17/20 (b) 1/10 (c) 3/4 (d) 3/10
  10. 10.1/2 as a percent =
  11. 11.4/5 as a percent =
  12. 12.50% as a decimal =
  13. 13.35% as a decimal =
  14. 14.25% as a decimal =
  15. 15.0.35 as a percent =
  16. 16.0.625 as a percent =
  17. 17.60% as a decimal =
  18. 18.0.15 as a percent =
  19. 19.Which fraction is 0.5? (a) 19/20 (b) 1/10 (c) 3/4 (d) 1/2
  20. 20.1/10 as a percent =
  21. 21.3/20 as a percent =
  22. 22.1/8 as a percent =
  23. 23.1/5 as a percent =
  24. 24.0.25 as a percent =
  25. 25.0.7 as a percent =
  26. 26.Which fraction is 45%? (a) 1/2 (b) 3/5 (c) 9/20 (d) 1/10
  27. 27.0.95 as a percent =
  28. 28.0.25 as a percent =
  29. 29.0.55 as a percent =
  30. 30.0.75 as a percent =
  31. 31.0.65 as a percent =
  32. 32.Which fraction is 40%? (a) 3/8 (b) 5/8 (c) 2/5 (d) 1/10
  33. 33.Which fraction is 10%? (a) 1/10 (b) 19/20 (c) 3/4 (d) 9/10
  34. 34.1/8 as a percent =
  35. 35.0.15 as a percent =
  36. 36.1/4 as a percent =
  37. 37.Which fraction is 0.4? (a) 1/5 (b) 2/5 (c) 19/20 (d) 7/10
  38. 38.Which fraction is 55%? (a) 5/8 (b) 1/4 (c) 11/20 (d) 19/20
  39. 39.20% as a decimal =
  40. 40.15% as a decimal =

Answer key

  1. 50
  2. 1/8
  3. 50
  4. 60
  5. 5/8
  6. 60
  7. 10
  8. 40
  9. 1/10
  10. 50
  11. 80
  12. 0.5
  13. 0.35
  14. 0.25
  15. 35
  16. 62.5
  17. 0.6
  18. 15
  19. 1/2
  20. 10
  21. 15
  22. 12.5
  23. 20
  24. 25
  25. 70
  26. 9/20
  27. 95
  28. 25
  29. 55
  30. 75
  31. 65
  32. 2/5
  33. 1/10
  34. 12.5
  35. 15
  36. 25
  37. 2/5
  38. 11/20
  39. 0.2
  40. 0.15

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