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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 323 · 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. 1.3/10 as a percent =
  2. 2.Which fraction is 40%? (a) 3/4 (b) 1/2 (c) 3/10 (d) 2/5
  3. 3.9/10 as a percent =
  4. 4.5% as a decimal =
  5. 5.85% as a decimal =
  6. 6.1/4 as a percent =
  7. 7.Which fraction is 0.6? (a) 3/5 (b) 3/4 (c) 1/8 (d) 1/10
  8. 8.7/10 as a percent =
  9. 9.30% as a decimal =
  10. 10.0.65 as a percent =
  11. 11.10% as a decimal =
  12. 12.0.5 as a percent =
  13. 13.10% as a decimal =
  14. 14.Which fraction is 65%? (a) 17/20 (b) 19/20 (c) 9/10 (d) 13/20
  15. 15.87.5% as a decimal =
  16. 16.Which fraction is 0.75? (a) 3/4 (b) 4/5 (c) 9/20 (d) 2/5
  17. 17.1/8 as a percent =
  18. 18.1/8 as a percent =
  19. 19.0.4 as a percent =
  20. 20.0.4 as a percent =
  21. 21.87.5% as a decimal =
  22. 22.45% as a decimal =
  23. 23.0.15 as a percent =
  24. 24.Which fraction is 0.25? (a) 1/8 (b) 9/20 (c) 3/20 (d) 1/4
  25. 25.11/20 as a percent =
  26. 26.1/20 as a percent =
  27. 27.1/8 as a percent =
  28. 28.Which fraction is 0.125? (a) 1/5 (b) 17/20 (c) 1/8 (d) 3/5
  29. 29.Which fraction is 0.375? (a) 1/20 (b) 1/4 (c) 3/8 (d) 1/5
  30. 30.4/5 as a percent =
  31. 31.80% as a decimal =
  32. 32.90% as a decimal =
  33. 33.Which fraction is 0.125? (a) 9/20 (b) 1/8 (c) 3/5 (d) 4/5
  34. 34.13/20 as a percent =
  35. 35.7/20 as a percent =
  36. 36.20% as a decimal =
  37. 37.1/5 as a percent =
  38. 38.10% as a decimal =
  39. 39.0.625 as a percent =
  40. 40.0.9 as a percent =

Answer key

  1. 30
  2. 2/5
  3. 90
  4. 0.05
  5. 0.85
  6. 25
  7. 3/5
  8. 70
  9. 0.3
  10. 65
  11. 0.1
  12. 50
  13. 0.1
  14. 13/20
  15. 0.875
  16. 3/4
  17. 12.5
  18. 12.5
  19. 40
  20. 40
  21. 0.875
  22. 0.45
  23. 15
  24. 1/4
  25. 55
  26. 5
  27. 12.5
  28. 1/8
  29. 3/8
  30. 80
  31. 0.8
  32. 0.9
  33. 1/8
  34. 65
  35. 35
  36. 0.2
  37. 20
  38. 0.1
  39. 62.5
  40. 90

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