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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 627 · 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. 1.0.8 as a percent =
  2. 2.Which fraction is 0.25? (a) 7/10 (b) 17/20 (c) 13/20 (d) 1/4
  3. 3.3/4 as a percent =
  4. 4.Which fraction is 40%? (a) 7/20 (b) 1/8 (c) 2/5 (d) 1/5
  5. 5.45% as a decimal =
  6. 6.0.375 as a percent =
  7. 7.Which fraction is 90%? (a) 1/4 (b) 4/5 (c) 9/10 (d) 19/20
  8. 8.3/5 as a percent =
  9. 9.0.4 as a percent =
  10. 10.0.6 as a percent =
  11. 11.1/10 as a percent =
  12. 12.0.15 as a percent =
  13. 13.0.55 as a percent =
  14. 14.Which fraction is 15%? (a) 1/20 (b) 3/20 (c) 3/10 (d) 3/4
  15. 15.0.875 as a percent =
  16. 16.Which fraction is 45%? (a) 1/4 (b) 19/20 (c) 3/4 (d) 9/20
  17. 17.0.375 as a percent =
  18. 18.0.125 as a percent =
  19. 19.0.05 as a percent =
  20. 20.11/20 as a percent =
  21. 21.Which fraction is 0.5? (a) 1/5 (b) 3/5 (c) 1/2 (d) 11/20
  22. 22.3/10 as a percent =
  23. 23.1/10 as a percent =
  24. 24.1/5 as a percent =
  25. 25.19/20 as a percent =
  26. 26.Which fraction is 0.9? (a) 3/20 (b) 1/5 (c) 9/10 (d) 1/8
  27. 27.Which fraction is 50%? (a) 1/8 (b) 17/20 (c) 2/5 (d) 1/2
  28. 28.Which fraction is 37.5%? (a) 3/8 (b) 4/5 (c) 7/20 (d) 1/8
  29. 29.3/10 as a percent =
  30. 30.25% as a decimal =
  31. 31.0.5 as a percent =
  32. 32.25% as a decimal =
  33. 33.19/20 as a percent =
  34. 34.Which fraction is 0.7? (a) 9/20 (b) 7/10 (c) 5/8 (d) 17/20
  35. 35.9/10 as a percent =
  36. 36.Which fraction is 45%? (a) 13/20 (b) 3/5 (c) 9/20 (d) 1/4
  37. 37.20% as a decimal =
  38. 38.Which fraction is 87.5%? (a) 9/20 (b) 4/5 (c) 7/8 (d) 3/10
  39. 39.11/20 as a percent =
  40. 40.0.8 as a percent =

Answer key

  1. 80
  2. 1/4
  3. 75
  4. 2/5
  5. 0.45
  6. 37.5
  7. 9/10
  8. 60
  9. 40
  10. 60
  11. 10
  12. 15
  13. 55
  14. 3/20
  15. 87.5
  16. 9/20
  17. 37.5
  18. 12.5
  19. 5
  20. 55
  21. 1/2
  22. 30
  23. 10
  24. 20
  25. 95
  26. 9/10
  27. 1/2
  28. 3/8
  29. 30
  30. 0.25
  31. 50
  32. 0.25
  33. 95
  34. 7/10
  35. 90
  36. 9/20
  37. 0.2
  38. 7/8
  39. 55
  40. 80

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