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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 128 · 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 5%? (a) 1/20 (b) 3/8 (c) 19/20 (d) 7/8
  2. 2.Which fraction is 0.875? (a) 7/8 (b) 3/20 (c) 11/20 (d) 2/5
  3. 3.87.5% as a decimal =
  4. 4.Which fraction is 30%? (a) 3/10 (b) 3/5 (c) 1/2 (d) 11/20
  5. 5.Which fraction is 87.5%? (a) 17/20 (b) 7/8 (c) 1/5 (d) 1/4
  6. 6.0.4 as a percent =
  7. 7.35% as a decimal =
  8. 8.4/5 as a percent =
  9. 9.7/10 as a percent =
  10. 10.2/5 as a percent =
  11. 11.Which fraction is 37.5%? (a) 2/5 (b) 1/20 (c) 7/20 (d) 3/8
  12. 12.0.2 as a percent =
  13. 13.87.5% as a decimal =
  14. 14.55% as a decimal =
  15. 15.85% as a decimal =
  16. 16.Which fraction is 0.05? (a) 1/4 (b) 17/20 (c) 11/20 (d) 1/20
  17. 17.17/20 as a percent =
  18. 18.1/2 as a percent =
  19. 19.0.45 as a percent =
  20. 20.50% as a decimal =
  21. 21.7/8 as a percent =
  22. 22.7/10 as a percent =
  23. 23.30% as a decimal =
  24. 24.0.55 as a percent =
  25. 25.Which fraction is 0.375? (a) 9/20 (b) 1/2 (c) 3/8 (d) 7/10
  26. 26.3/8 as a percent =
  27. 27.Which fraction is 60%? (a) 7/20 (b) 1/2 (c) 5/8 (d) 3/5
  28. 28.17/20 as a percent =
  29. 29.0.25 as a percent =
  30. 30.3/8 as a percent =
  31. 31.Which fraction is 0.35? (a) 13/20 (b) 9/10 (c) 3/8 (d) 7/20
  32. 32.Which fraction is 90%? (a) 7/20 (b) 13/20 (c) 9/10 (d) 4/5
  33. 33.5% as a decimal =
  34. 34.35% as a decimal =
  35. 35.45% as a decimal =
  36. 36.Which fraction is 0.5? (a) 17/20 (b) 3/8 (c) 1/2 (d) 3/4
  37. 37.Which fraction is 80%? (a) 11/20 (b) 4/5 (c) 7/8 (d) 1/8
  38. 38.95% as a decimal =
  39. 39.0.375 as a percent =
  40. 40.3/20 as a percent =

Answer key

  1. 1/20
  2. 7/8
  3. 0.875
  4. 3/10
  5. 7/8
  6. 40
  7. 0.35
  8. 80
  9. 70
  10. 40
  11. 3/8
  12. 20
  13. 0.875
  14. 0.55
  15. 0.85
  16. 1/20
  17. 85
  18. 50
  19. 45
  20. 0.5
  21. 87.5
  22. 70
  23. 0.3
  24. 55
  25. 3/8
  26. 37.5
  27. 3/5
  28. 85
  29. 25
  30. 37.5
  31. 7/20
  32. 9/10
  33. 0.05
  34. 0.35
  35. 0.45
  36. 1/2
  37. 4/5
  38. 0.95
  39. 37.5
  40. 15

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