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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 302 · 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. 1.5% as a decimal =
  2. 2.3/10 as a percent =
  3. 3.Which fraction is 37.5%? (a) 1/2 (b) 1/8 (c) 3/8 (d) 3/5
  4. 4.Which fraction is 70%? (a) 7/8 (b) 3/20 (c) 7/10 (d) 9/10
  5. 5.0.2 as a percent =
  6. 6.Which fraction is 0.55? (a) 3/5 (b) 17/20 (c) 1/20 (d) 11/20
  7. 7.3/8 as a percent =
  8. 8.19/20 as a percent =
  9. 9.0.6 as a percent =
  10. 10.3/20 as a percent =
  11. 11.0.1 as a percent =
  12. 12.3/4 as a percent =
  13. 13.0.4 as a percent =
  14. 14.Which fraction is 20%? (a) 3/5 (b) 1/5 (c) 1/2 (d) 3/20
  15. 15.Which fraction is 0.6? (a) 19/20 (b) 3/5 (c) 7/20 (d) 3/8
  16. 16.0.45 as a percent =
  17. 17.5/8 as a percent =
  18. 18.Which fraction is 0.25? (a) 1/2 (b) 3/4 (c) 3/10 (d) 1/4
  19. 19.2/5 as a percent =
  20. 20.0.7 as a percent =
  21. 21.40% as a decimal =
  22. 22.7/8 as a percent =
  23. 23.12.5% as a decimal =
  24. 24.5/8 as a percent =
  25. 25.85% as a decimal =
  26. 26.Which fraction is 0.625? (a) 3/10 (b) 5/8 (c) 17/20 (d) 1/2
  27. 27.0.45 as a percent =
  28. 28.85% as a decimal =
  29. 29.Which fraction is 0.2? (a) 19/20 (b) 2/5 (c) 9/20 (d) 1/5
  30. 30.40% as a decimal =
  31. 31.0.625 as a percent =
  32. 32.Which fraction is 10%? (a) 7/20 (b) 13/20 (c) 1/20 (d) 1/10
  33. 33.25% as a decimal =
  34. 34.2/5 as a percent =
  35. 35.Which fraction is 25%? (a) 1/4 (b) 19/20 (c) 13/20 (d) 3/8
  36. 36.Which fraction is 80%? (a) 4/5 (b) 5/8 (c) 3/8 (d) 13/20
  37. 37.62.5% as a decimal =
  38. 38.50% as a decimal =
  39. 39.7/8 as a percent =
  40. 40.0.1 as a percent =

Answer key

  1. 0.05
  2. 30
  3. 3/8
  4. 7/10
  5. 20
  6. 11/20
  7. 37.5
  8. 95
  9. 60
  10. 15
  11. 10
  12. 75
  13. 40
  14. 1/5
  15. 3/5
  16. 45
  17. 62.5
  18. 1/4
  19. 40
  20. 70
  21. 0.4
  22. 87.5
  23. 0.125
  24. 62.5
  25. 0.85
  26. 5/8
  27. 45
  28. 0.85
  29. 1/5
  30. 0.4
  31. 62.5
  32. 1/10
  33. 0.25
  34. 40
  35. 1/4
  36. 4/5
  37. 0.625
  38. 0.5
  39. 87.5
  40. 10

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