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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 215 · 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. 1.1/5 as a percent =
  2. 2.Which fraction is 0.15? (a) 3/5 (b) 3/20 (c) 7/8 (d) 3/8
  3. 3.0.05 as a percent =
  4. 4.Which fraction is 0.2? (a) 1/5 (b) 3/8 (c) 1/4 (d) 1/8
  5. 5.0.85 as a percent =
  6. 6.0.3 as a percent =
  7. 7.1/10 as a percent =
  8. 8.Which fraction is 55%? (a) 11/20 (b) 2/5 (c) 7/8 (d) 1/5
  9. 9.Which fraction is 20%? (a) 9/20 (b) 1/4 (c) 13/20 (d) 1/5
  10. 10.Which fraction is 0.9? (a) 11/20 (b) 13/20 (c) 4/5 (d) 9/10
  11. 11.45% as a decimal =
  12. 12.85% as a decimal =
  13. 13.12.5% as a decimal =
  14. 14.Which fraction is 90%? (a) 3/5 (b) 9/10 (c) 7/10 (d) 4/5
  15. 15.Which fraction is 0.95? (a) 7/20 (b) 11/20 (c) 1/5 (d) 19/20
  16. 16.12.5% as a decimal =
  17. 17.62.5% as a decimal =
  18. 18.Which fraction is 55%? (a) 3/4 (b) 1/8 (c) 13/20 (d) 11/20
  19. 19.19/20 as a percent =
  20. 20.75% as a decimal =
  21. 21.85% as a decimal =
  22. 22.70% as a decimal =
  23. 23.2/5 as a percent =
  24. 24.1/4 as a percent =
  25. 25.40% as a decimal =
  26. 26.80% as a decimal =
  27. 27.0.65 as a percent =
  28. 28.Which fraction is 15%? (a) 3/4 (b) 19/20 (c) 3/20 (d) 3/10
  29. 29.50% as a decimal =
  30. 30.Which fraction is 50%? (a) 17/20 (b) 1/2 (c) 7/20 (d) 11/20
  31. 31.2/5 as a percent =
  32. 32.4/5 as a percent =
  33. 33.3/4 as a percent =
  34. 34.55% as a decimal =
  35. 35.Which fraction is 30%? (a) 3/10 (b) 1/4 (c) 5/8 (d) 9/20
  36. 36.Which fraction is 85%? (a) 1/10 (b) 17/20 (c) 7/8 (d) 9/10
  37. 37.20% as a decimal =
  38. 38.87.5% as a decimal =
  39. 39.9/20 as a percent =
  40. 40.90% as a decimal =

Answer key

  1. 20
  2. 3/20
  3. 5
  4. 1/5
  5. 85
  6. 30
  7. 10
  8. 11/20
  9. 1/5
  10. 9/10
  11. 0.45
  12. 0.85
  13. 0.125
  14. 9/10
  15. 19/20
  16. 0.125
  17. 0.625
  18. 11/20
  19. 95
  20. 0.75
  21. 0.85
  22. 0.7
  23. 40
  24. 25
  25. 0.4
  26. 0.8
  27. 65
  28. 3/20
  29. 0.5
  30. 1/2
  31. 40
  32. 80
  33. 75
  34. 0.55
  35. 3/10
  36. 17/20
  37. 0.2
  38. 0.875
  39. 45
  40. 0.9

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