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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 41 · 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. 1.3/4 as a percent =
  2. 2.35% as a decimal =
  3. 3.1/20 as a percent =
  4. 4.75% as a decimal =
  5. 5.0.375 as a percent =
  6. 6.1/5 as a percent =
  7. 7.13/20 as a percent =
  8. 8.Which fraction is 90%? (a) 3/4 (b) 4/5 (c) 9/10 (d) 3/10
  9. 9.0.8 as a percent =
  10. 10.Which fraction is 0.25? (a) 7/8 (b) 1/5 (c) 13/20 (d) 1/4
  11. 11.0.75 as a percent =
  12. 12.1/5 as a percent =
  13. 13.7/10 as a percent =
  14. 14.0.3 as a percent =
  15. 15.Which fraction is 35%? (a) 13/20 (b) 7/8 (c) 3/4 (d) 7/20
  16. 16.Which fraction is 45%? (a) 3/20 (b) 17/20 (c) 9/20 (d) 9/10
  17. 17.2/5 as a percent =
  18. 18.1/20 as a percent =
  19. 19.7/8 as a percent =
  20. 20.Which fraction is 15%? (a) 7/8 (b) 1/2 (c) 7/10 (d) 3/20
  21. 21.Which fraction is 0.125? (a) 1/2 (b) 1/8 (c) 7/20 (d) 7/10
  22. 22.1/5 as a percent =
  23. 23.1/20 as a percent =
  24. 24.9/10 as a percent =
  25. 25.3/20 as a percent =
  26. 26.Which fraction is 0.9? (a) 7/20 (b) 9/10 (c) 7/10 (d) 19/20
  27. 27.25% as a decimal =
  28. 28.7/20 as a percent =
  29. 29.9/10 as a percent =
  30. 30.0.35 as a percent =
  31. 31.Which fraction is 0.5? (a) 1/10 (b) 9/20 (c) 1/2 (d) 19/20
  32. 32.1/10 as a percent =
  33. 33.0.75 as a percent =
  34. 34.Which fraction is 0.25? (a) 1/2 (b) 1/20 (c) 1/4 (d) 1/5
  35. 35.3/10 as a percent =
  36. 36.Which fraction is 65%? (a) 7/10 (b) 13/20 (c) 1/4 (d) 3/8
  37. 37.65% as a decimal =
  38. 38.85% as a decimal =
  39. 39.3/20 as a percent =
  40. 40.40% as a decimal =

Answer key

  1. 75
  2. 0.35
  3. 5
  4. 0.75
  5. 37.5
  6. 20
  7. 65
  8. 9/10
  9. 80
  10. 1/4
  11. 75
  12. 20
  13. 70
  14. 30
  15. 7/20
  16. 9/20
  17. 40
  18. 5
  19. 87.5
  20. 3/20
  21. 1/8
  22. 20
  23. 5
  24. 90
  25. 15
  26. 9/10
  27. 0.25
  28. 35
  29. 90
  30. 35
  31. 1/2
  32. 10
  33. 75
  34. 1/4
  35. 30
  36. 13/20
  37. 0.65
  38. 0.85
  39. 15
  40. 0.4

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