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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 790 · 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. 1.0.5 as a percent =
  2. 2.0.85 as a percent =
  3. 3.85% as a decimal =
  4. 4.3/5 as a percent =
  5. 5.Which fraction is 0.4? (a) 1/5 (b) 5/8 (c) 3/4 (d) 2/5
  6. 6.3/4 as a percent =
  7. 7.0.7 as a percent =
  8. 8.1/10 as a percent =
  9. 9.4/5 as a percent =
  10. 10.0.4 as a percent =
  11. 11.Which fraction is 0.25? (a) 7/10 (b) 11/20 (c) 3/8 (d) 1/4
  12. 12.Which fraction is 0.65? (a) 13/20 (b) 7/8 (c) 7/10 (d) 1/20
  13. 13.12.5% as a decimal =
  14. 14.Which fraction is 0.2? (a) 4/5 (b) 1/5 (c) 17/20 (d) 3/5
  15. 15.70% as a decimal =
  16. 16.0.8 as a percent =
  17. 17.Which fraction is 0.15? (a) 1/20 (b) 3/20 (c) 1/4 (d) 2/5
  18. 18.Which fraction is 0.3? (a) 7/10 (b) 3/10 (c) 4/5 (d) 2/5
  19. 19.5/8 as a percent =
  20. 20.3/5 as a percent =
  21. 21.87.5% as a decimal =
  22. 22.Which fraction is 45%? (a) 9/20 (b) 3/4 (c) 7/20 (d) 13/20
  23. 23.0.625 as a percent =
  24. 24.85% as a decimal =
  25. 25.37.5% as a decimal =
  26. 26.Which fraction is 35%? (a) 17/20 (b) 13/20 (c) 7/20 (d) 3/20
  27. 27.15% as a decimal =
  28. 28.Which fraction is 0.6? (a) 19/20 (b) 2/5 (c) 1/10 (d) 3/5
  29. 29.19/20 as a percent =
  30. 30.35% as a decimal =
  31. 31.1/8 as a percent =
  32. 32.1/8 as a percent =
  33. 33.Which fraction is 0.3? (a) 3/10 (b) 7/10 (c) 3/5 (d) 11/20
  34. 34.Which fraction is 10%? (a) 7/20 (b) 19/20 (c) 1/10 (d) 1/4
  35. 35.Which fraction is 10%? (a) 1/2 (b) 1/5 (c) 1/10 (d) 11/20
  36. 36.Which fraction is 40%? (a) 7/20 (b) 2/5 (c) 1/8 (d) 19/20
  37. 37.Which fraction is 0.75? (a) 1/20 (b) 9/20 (c) 1/8 (d) 3/4
  38. 38.7/20 as a percent =
  39. 39.0.9 as a percent =
  40. 40.40% as a decimal =

Answer key

  1. 50
  2. 85
  3. 0.85
  4. 60
  5. 2/5
  6. 75
  7. 70
  8. 10
  9. 80
  10. 40
  11. 1/4
  12. 13/20
  13. 0.125
  14. 1/5
  15. 0.7
  16. 80
  17. 3/20
  18. 3/10
  19. 62.5
  20. 60
  21. 0.875
  22. 9/20
  23. 62.5
  24. 0.85
  25. 0.375
  26. 7/20
  27. 0.15
  28. 3/5
  29. 95
  30. 0.35
  31. 12.5
  32. 12.5
  33. 3/10
  34. 1/10
  35. 1/10
  36. 2/5
  37. 3/4
  38. 35
  39. 90
  40. 0.4

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