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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 594 · 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.Which fraction is 0.9? (a) 3/10 (b) 5/8 (c) 1/4 (d) 9/10
  2. 2.0.875 as a percent =
  3. 3.13/20 as a percent =
  4. 4.0.35 as a percent =
  5. 5.3/5 as a percent =
  6. 6.11/20 as a percent =
  7. 7.0.35 as a percent =
  8. 8.0.85 as a percent =
  9. 9.0.5 as a percent =
  10. 10.0.6 as a percent =
  11. 11.3/8 as a percent =
  12. 12.0.3 as a percent =
  13. 13.0.2 as a percent =
  14. 14.Which fraction is 75%? (a) 1/4 (b) 3/4 (c) 4/5 (d) 7/10
  15. 15.3/5 as a percent =
  16. 16.Which fraction is 50%? (a) 9/10 (b) 3/5 (c) 2/5 (d) 1/2
  17. 17.Which fraction is 0.55? (a) 11/20 (b) 3/4 (c) 4/5 (d) 3/20
  18. 18.0.95 as a percent =
  19. 19.55% as a decimal =
  20. 20.87.5% as a decimal =
  21. 21.0.7 as a percent =
  22. 22.65% as a decimal =
  23. 23.0.9 as a percent =
  24. 24.20% as a decimal =
  25. 25.35% as a decimal =
  26. 26.7/20 as a percent =
  27. 27.Which fraction is 0.7? (a) 9/20 (b) 19/20 (c) 1/4 (d) 7/10
  28. 28.5% as a decimal =
  29. 29.87.5% as a decimal =
  30. 30.1/10 as a percent =
  31. 31.Which fraction is 30%? (a) 3/8 (b) 7/20 (c) 3/10 (d) 3/4
  32. 32.3/8 as a percent =
  33. 33.80% as a decimal =
  34. 34.0.7 as a percent =
  35. 35.70% as a decimal =
  36. 36.Which fraction is 45%? (a) 9/20 (b) 3/20 (c) 11/20 (d) 3/8
  37. 37.12.5% as a decimal =
  38. 38.0.15 as a percent =
  39. 39.Which fraction is 0.75? (a) 4/5 (b) 17/20 (c) 3/4 (d) 19/20
  40. 40.20% as a decimal =

Answer key

  1. 9/10
  2. 87.5
  3. 65
  4. 35
  5. 60
  6. 55
  7. 35
  8. 85
  9. 50
  10. 60
  11. 37.5
  12. 30
  13. 20
  14. 3/4
  15. 60
  16. 1/2
  17. 11/20
  18. 95
  19. 0.55
  20. 0.875
  21. 70
  22. 0.65
  23. 90
  24. 0.2
  25. 0.35
  26. 35
  27. 7/10
  28. 0.05
  29. 0.875
  30. 10
  31. 3/10
  32. 37.5
  33. 0.8
  34. 70
  35. 0.7
  36. 9/20
  37. 0.125
  38. 15
  39. 3/4
  40. 0.2

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