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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 688 · 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. 1.1/5 as a percent =
  2. 2.Which fraction is 90%? (a) 3/20 (b) 5/8 (c) 9/10 (d) 13/20
  3. 3.Which fraction is 0.55? (a) 7/8 (b) 19/20 (c) 11/20 (d) 3/5
  4. 4.Which fraction is 75%? (a) 13/20 (b) 1/20 (c) 3/20 (d) 3/4
  5. 5.Which fraction is 0.9? (a) 1/5 (b) 7/8 (c) 9/10 (d) 7/10
  6. 6.Which fraction is 0.6? (a) 19/20 (b) 9/20 (c) 17/20 (d) 3/5
  7. 7.Which fraction is 0.3? (a) 3/10 (b) 2/5 (c) 7/20 (d) 19/20
  8. 8.40% as a decimal =
  9. 9.0.5 as a percent =
  10. 10.1/20 as a percent =
  11. 11.9/20 as a percent =
  12. 12.9/10 as a percent =
  13. 13.19/20 as a percent =
  14. 14.Which fraction is 0.7? (a) 3/8 (b) 1/20 (c) 7/10 (d) 11/20
  15. 15.3/10 as a percent =
  16. 16.0.55 as a percent =
  17. 17.1/2 as a percent =
  18. 18.0.35 as a percent =
  19. 19.9/20 as a percent =
  20. 20.2/5 as a percent =
  21. 21.Which fraction is 62.5%? (a) 1/5 (b) 3/8 (c) 19/20 (d) 5/8
  22. 22.1/8 as a percent =
  23. 23.0.125 as a percent =
  24. 24.55% as a decimal =
  25. 25.Which fraction is 5%? (a) 13/20 (b) 4/5 (c) 1/10 (d) 1/20
  26. 26.1/20 as a percent =
  27. 27.0.7 as a percent =
  28. 28.9/10 as a percent =
  29. 29.9/10 as a percent =
  30. 30.0.55 as a percent =
  31. 31.5/8 as a percent =
  32. 32.0.25 as a percent =
  33. 33.4/5 as a percent =
  34. 34.0.85 as a percent =
  35. 35.Which fraction is 0.75? (a) 11/20 (b) 7/20 (c) 3/4 (d) 7/10
  36. 36.Which fraction is 0.25? (a) 19/20 (b) 1/5 (c) 1/4 (d) 9/20
  37. 37.0.35 as a percent =
  38. 38.3/4 as a percent =
  39. 39.0.6 as a percent =
  40. 40.Which fraction is 10%? (a) 19/20 (b) 1/10 (c) 1/2 (d) 3/4

Answer key

  1. 20
  2. 9/10
  3. 11/20
  4. 3/4
  5. 9/10
  6. 3/5
  7. 3/10
  8. 0.4
  9. 50
  10. 5
  11. 45
  12. 90
  13. 95
  14. 7/10
  15. 30
  16. 55
  17. 50
  18. 35
  19. 45
  20. 40
  21. 5/8
  22. 12.5
  23. 12.5
  24. 0.55
  25. 1/20
  26. 5
  27. 70
  28. 90
  29. 90
  30. 55
  31. 62.5
  32. 25
  33. 80
  34. 85
  35. 3/4
  36. 1/4
  37. 35
  38. 75
  39. 60
  40. 1/10

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