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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 220 · 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. 1.13/20 as a percent =
  2. 2.Which fraction is 10%? (a) 1/20 (b) 1/10 (c) 3/4 (d) 1/5
  3. 3.Which fraction is 40%? (a) 3/5 (b) 1/2 (c) 11/20 (d) 2/5
  4. 4.3/8 as a percent =
  5. 5.1/8 as a percent =
  6. 6.3/8 as a percent =
  7. 7.65% as a decimal =
  8. 8.3/20 as a percent =
  9. 9.75% as a decimal =
  10. 10.75% as a decimal =
  11. 11.80% as a decimal =
  12. 12.0.05 as a percent =
  13. 13.Which fraction is 0.7? (a) 2/5 (b) 1/20 (c) 7/10 (d) 3/8
  14. 14.Which fraction is 95%? (a) 3/5 (b) 17/20 (c) 19/20 (d) 13/20
  15. 15.0.875 as a percent =
  16. 16.1/5 as a percent =
  17. 17.7/20 as a percent =
  18. 18.Which fraction is 0.15? (a) 7/8 (b) 19/20 (c) 1/20 (d) 3/20
  19. 19.1/4 as a percent =
  20. 20.40% as a decimal =
  21. 21.0.15 as a percent =
  22. 22.Which fraction is 10%? (a) 1/10 (b) 5/8 (c) 7/20 (d) 7/8
  23. 23.9/10 as a percent =
  24. 24.Which fraction is 75%? (a) 3/8 (b) 1/4 (c) 3/4 (d) 13/20
  25. 25.9/20 as a percent =
  26. 26.65% as a decimal =
  27. 27.0.3 as a percent =
  28. 28.50% as a decimal =
  29. 29.45% as a decimal =
  30. 30.Which fraction is 50%? (a) 3/5 (b) 1/2 (c) 2/5 (d) 4/5
  31. 31.Which fraction is 10%? (a) 1/4 (b) 3/8 (c) 1/10 (d) 9/20
  32. 32.Which fraction is 30%? (a) 4/5 (b) 1/5 (c) 3/10 (d) 1/20
  33. 33.Which fraction is 37.5%? (a) 13/20 (b) 7/10 (c) 1/2 (d) 3/8
  34. 34.0.1 as a percent =
  35. 35.Which fraction is 0.5? (a) 3/10 (b) 3/5 (c) 1/2 (d) 7/10
  36. 36.0.55 as a percent =
  37. 37.87.5% as a decimal =
  38. 38.7/8 as a percent =
  39. 39.Which fraction is 87.5%? (a) 7/10 (b) 7/8 (c) 1/10 (d) 5/8
  40. 40.0.9 as a percent =

Answer key

  1. 65
  2. 1/10
  3. 2/5
  4. 37.5
  5. 12.5
  6. 37.5
  7. 0.65
  8. 15
  9. 0.75
  10. 0.75
  11. 0.8
  12. 5
  13. 7/10
  14. 19/20
  15. 87.5
  16. 20
  17. 35
  18. 3/20
  19. 25
  20. 0.4
  21. 15
  22. 1/10
  23. 90
  24. 3/4
  25. 45
  26. 0.65
  27. 30
  28. 0.5
  29. 0.45
  30. 1/2
  31. 1/10
  32. 3/10
  33. 3/8
  34. 10
  35. 1/2
  36. 55
  37. 0.875
  38. 87.5
  39. 7/8
  40. 90

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