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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 371 · 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. 1.80% as a decimal =
  2. 2.30% as a decimal =
  3. 3.0.15 as a percent =
  4. 4.Which fraction is 40%? (a) 3/10 (b) 3/8 (c) 9/10 (d) 2/5
  5. 5.90% as a decimal =
  6. 6.0.35 as a percent =
  7. 7.Which fraction is 0.3? (a) 7/8 (b) 3/5 (c) 3/10 (d) 7/10
  8. 8.Which fraction is 70%? (a) 13/20 (b) 4/5 (c) 7/10 (d) 9/20
  9. 9.0.45 as a percent =
  10. 10.20% as a decimal =
  11. 11.Which fraction is 35%? (a) 13/20 (b) 7/20 (c) 17/20 (d) 7/10
  12. 12.1/4 as a percent =
  13. 13.9/10 as a percent =
  14. 14.3/8 as a percent =
  15. 15.Which fraction is 10%? (a) 1/10 (b) 1/2 (c) 7/8 (d) 9/20
  16. 16.0.55 as a percent =
  17. 17.Which fraction is 0.55? (a) 3/4 (b) 11/20 (c) 9/10 (d) 17/20
  18. 18.0.15 as a percent =
  19. 19.Which fraction is 30%? (a) 2/5 (b) 3/10 (c) 9/10 (d) 5/8
  20. 20.Which fraction is 0.625? (a) 3/5 (b) 17/20 (c) 4/5 (d) 5/8
  21. 21.95% as a decimal =
  22. 22.0.875 as a percent =
  23. 23.Which fraction is 15%? (a) 4/5 (b) 1/5 (c) 3/20 (d) 1/2
  24. 24.Which fraction is 0.95? (a) 9/20 (b) 9/10 (c) 11/20 (d) 19/20
  25. 25.0.95 as a percent =
  26. 26.4/5 as a percent =
  27. 27.3/8 as a percent =
  28. 28.25% as a decimal =
  29. 29.9/10 as a percent =
  30. 30.7/8 as a percent =
  31. 31.7/10 as a percent =
  32. 32.1/2 as a percent =
  33. 33.Which fraction is 0.35? (a) 9/20 (b) 9/10 (c) 7/20 (d) 13/20
  34. 34.75% as a decimal =
  35. 35.Which fraction is 0.3? (a) 3/5 (b) 3/10 (c) 7/8 (d) 1/20
  36. 36.Which fraction is 55%? (a) 11/20 (b) 3/8 (c) 4/5 (d) 1/5
  37. 37.0.55 as a percent =
  38. 38.0.3 as a percent =
  39. 39.0.5 as a percent =
  40. 40.19/20 as a percent =

Answer key

  1. 0.8
  2. 0.3
  3. 15
  4. 2/5
  5. 0.9
  6. 35
  7. 3/10
  8. 7/10
  9. 45
  10. 0.2
  11. 7/20
  12. 25
  13. 90
  14. 37.5
  15. 1/10
  16. 55
  17. 11/20
  18. 15
  19. 3/10
  20. 5/8
  21. 0.95
  22. 87.5
  23. 3/20
  24. 19/20
  25. 95
  26. 80
  27. 37.5
  28. 0.25
  29. 90
  30. 87.5
  31. 70
  32. 50
  33. 7/20
  34. 0.75
  35. 3/10
  36. 11/20
  37. 55
  38. 30
  39. 50
  40. 95

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