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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 712 · 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. 1.2/5 as a percent =
  2. 2.3/8 as a percent =
  3. 3.Which fraction is 0.4? (a) 1/2 (b) 3/5 (c) 9/10 (d) 2/5
  4. 4.1/10 as a percent =
  5. 5.5% as a decimal =
  6. 6.9/10 as a percent =
  7. 7.65% as a decimal =
  8. 8.7/20 as a percent =
  9. 9.0.95 as a percent =
  10. 10.3/4 as a percent =
  11. 11.9/10 as a percent =
  12. 12.Which fraction is 0.8? (a) 1/10 (b) 1/4 (c) 1/8 (d) 4/5
  13. 13.2/5 as a percent =
  14. 14.1/10 as a percent =
  15. 15.0.7 as a percent =
  16. 16.85% as a decimal =
  17. 17.Which fraction is 0.55? (a) 3/5 (b) 3/20 (c) 11/20 (d) 13/20
  18. 18.Which fraction is 35%? (a) 3/20 (b) 7/20 (c) 3/8 (d) 3/5
  19. 19.Which fraction is 0.7? (a) 17/20 (b) 3/8 (c) 1/10 (d) 7/10
  20. 20.Which fraction is 15%? (a) 2/5 (b) 1/4 (c) 3/5 (d) 3/20
  21. 21.0.7 as a percent =
  22. 22.0.2 as a percent =
  23. 23.5/8 as a percent =
  24. 24.Which fraction is 65%? (a) 2/5 (b) 3/8 (c) 1/20 (d) 13/20
  25. 25.50% as a decimal =
  26. 26.Which fraction is 0.3? (a) 11/20 (b) 9/10 (c) 3/4 (d) 3/10
  27. 27.4/5 as a percent =
  28. 28.11/20 as a percent =
  29. 29.0.1 as a percent =
  30. 30.13/20 as a percent =
  31. 31.55% as a decimal =
  32. 32.1/5 as a percent =
  33. 33.0.65 as a percent =
  34. 34.3/4 as a percent =
  35. 35.20% as a decimal =
  36. 36.Which fraction is 30%? (a) 7/10 (b) 3/10 (c) 7/20 (d) 9/10
  37. 37.5/8 as a percent =
  38. 38.0.45 as a percent =
  39. 39.3/4 as a percent =
  40. 40.1/20 as a percent =

Answer key

  1. 40
  2. 37.5
  3. 2/5
  4. 10
  5. 0.05
  6. 90
  7. 0.65
  8. 35
  9. 95
  10. 75
  11. 90
  12. 4/5
  13. 40
  14. 10
  15. 70
  16. 0.85
  17. 11/20
  18. 7/20
  19. 7/10
  20. 3/20
  21. 70
  22. 20
  23. 62.5
  24. 13/20
  25. 0.5
  26. 3/10
  27. 80
  28. 55
  29. 10
  30. 65
  31. 0.55
  32. 20
  33. 65
  34. 75
  35. 0.2
  36. 3/10
  37. 62.5
  38. 45
  39. 75
  40. 5

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