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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 501 · 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. 1.0.25 as a percent =
  2. 2.Which fraction is 75%? (a) 3/4 (b) 3/8 (c) 7/20 (d) 4/5
  3. 3.3/5 as a percent =
  4. 4.3/8 as a percent =
  5. 5.0.15 as a percent =
  6. 6.0.55 as a percent =
  7. 7.0.1 as a percent =
  8. 8.7/10 as a percent =
  9. 9.0.8 as a percent =
  10. 10.Which fraction is 85%? (a) 9/20 (b) 3/4 (c) 17/20 (d) 3/20
  11. 11.Which fraction is 0.625? (a) 1/2 (b) 1/4 (c) 1/5 (d) 5/8
  12. 12.Which fraction is 45%? (a) 1/20 (b) 5/8 (c) 9/20 (d) 1/5
  13. 13.30% as a decimal =
  14. 14.0.45 as a percent =
  15. 15.0.15 as a percent =
  16. 16.17/20 as a percent =
  17. 17.3/20 as a percent =
  18. 18.11/20 as a percent =
  19. 19.0.45 as a percent =
  20. 20.1/5 as a percent =
  21. 21.0.4 as a percent =
  22. 22.80% as a decimal =
  23. 23.19/20 as a percent =
  24. 24.10% as a decimal =
  25. 25.Which fraction is 0.65? (a) 3/4 (b) 1/8 (c) 13/20 (d) 9/10
  26. 26.1/5 as a percent =
  27. 27.4/5 as a percent =
  28. 28.1/4 as a percent =
  29. 29.10% as a decimal =
  30. 30.Which fraction is 0.7? (a) 11/20 (b) 1/5 (c) 1/20 (d) 7/10
  31. 31.0.4 as a percent =
  32. 32.Which fraction is 55%? (a) 11/20 (b) 2/5 (c) 1/10 (d) 1/5
  33. 33.1/10 as a percent =
  34. 34.60% as a decimal =
  35. 35.0.55 as a percent =
  36. 36.60% as a decimal =
  37. 37.0.25 as a percent =
  38. 38.Which fraction is 20%? (a) 1/4 (b) 3/5 (c) 17/20 (d) 1/5
  39. 39.10% as a decimal =
  40. 40.2/5 as a percent =

Answer key

  1. 25
  2. 3/4
  3. 60
  4. 37.5
  5. 15
  6. 55
  7. 10
  8. 70
  9. 80
  10. 17/20
  11. 5/8
  12. 9/20
  13. 0.3
  14. 45
  15. 15
  16. 85
  17. 15
  18. 55
  19. 45
  20. 20
  21. 40
  22. 0.8
  23. 95
  24. 0.1
  25. 13/20
  26. 20
  27. 80
  28. 25
  29. 0.1
  30. 7/10
  31. 40
  32. 11/20
  33. 10
  34. 0.6
  35. 55
  36. 0.6
  37. 25
  38. 1/5
  39. 0.1
  40. 40

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