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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 734 · 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. 1.1/20 as a percent =
  2. 2.0.625 as a percent =
  3. 3.3/10 as a percent =
  4. 4.0.2 as a percent =
  5. 5.3/10 as a percent =
  6. 6.Which fraction is 0.5? (a) 13/20 (b) 1/2 (c) 3/10 (d) 4/5
  7. 7.9/10 as a percent =
  8. 8.Which fraction is 25%? (a) 13/20 (b) 1/5 (c) 1/20 (d) 1/4
  9. 9.0.25 as a percent =
  10. 10.0.1 as a percent =
  11. 11.2/5 as a percent =
  12. 12.65% as a decimal =
  13. 13.Which fraction is 45%? (a) 1/8 (b) 3/10 (c) 9/20 (d) 7/8
  14. 14.4/5 as a percent =
  15. 15.Which fraction is 0.875? (a) 1/8 (b) 7/8 (c) 1/20 (d) 1/2
  16. 16.Which fraction is 0.8? (a) 2/5 (b) 1/20 (c) 4/5 (d) 7/8
  17. 17.1/20 as a percent =
  18. 18.5% as a decimal =
  19. 19.9/20 as a percent =
  20. 20.1/20 as a percent =
  21. 21.1/2 as a percent =
  22. 22.2/5 as a percent =
  23. 23.45% as a decimal =
  24. 24.Which fraction is 37.5%? (a) 3/8 (b) 9/20 (c) 5/8 (d) 3/4
  25. 25.0.1 as a percent =
  26. 26.3/4 as a percent =
  27. 27.37.5% as a decimal =
  28. 28.0.7 as a percent =
  29. 29.60% as a decimal =
  30. 30.70% as a decimal =
  31. 31.0.4 as a percent =
  32. 32.0.875 as a percent =
  33. 33.0.875 as a percent =
  34. 34.11/20 as a percent =
  35. 35.12.5% as a decimal =
  36. 36.Which fraction is 25%? (a) 1/5 (b) 3/10 (c) 2/5 (d) 1/4
  37. 37.1/2 as a percent =
  38. 38.Which fraction is 75%? (a) 2/5 (b) 1/5 (c) 3/4 (d) 7/8
  39. 39.Which fraction is 0.8? (a) 2/5 (b) 5/8 (c) 4/5 (d) 1/4
  40. 40.Which fraction is 0.25? (a) 1/5 (b) 1/4 (c) 4/5 (d) 3/8

Answer key

  1. 5
  2. 62.5
  3. 30
  4. 20
  5. 30
  6. 1/2
  7. 90
  8. 1/4
  9. 25
  10. 10
  11. 40
  12. 0.65
  13. 9/20
  14. 80
  15. 7/8
  16. 4/5
  17. 5
  18. 0.05
  19. 45
  20. 5
  21. 50
  22. 40
  23. 0.45
  24. 3/8
  25. 10
  26. 75
  27. 0.375
  28. 70
  29. 0.6
  30. 0.7
  31. 40
  32. 87.5
  33. 87.5
  34. 55
  35. 0.125
  36. 1/4
  37. 50
  38. 3/4
  39. 4/5
  40. 1/4

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