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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 590 · 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. 1.3/4 as a percent =
  2. 2.1/10 as a percent =
  3. 3.45% as a decimal =
  4. 4.Which fraction is 10%? (a) 1/20 (b) 3/4 (c) 1/10 (d) 5/8
  5. 5.3/4 as a percent =
  6. 6.Which fraction is 70%? (a) 1/2 (b) 3/4 (c) 7/10 (d) 5/8
  7. 7.2/5 as a percent =
  8. 8.9/20 as a percent =
  9. 9.87.5% as a decimal =
  10. 10.3/20 as a percent =
  11. 11.0.125 as a percent =
  12. 12.10% as a decimal =
  13. 13.2/5 as a percent =
  14. 14.0.75 as a percent =
  15. 15.0.375 as a percent =
  16. 16.Which fraction is 0.25? (a) 3/5 (b) 1/4 (c) 1/10 (d) 7/8
  17. 17.7/10 as a percent =
  18. 18.3/10 as a percent =
  19. 19.95% as a decimal =
  20. 20.0.4 as a percent =
  21. 21.Which fraction is 0.625? (a) 3/10 (b) 2/5 (c) 3/8 (d) 5/8
  22. 22.7/20 as a percent =
  23. 23.0.25 as a percent =
  24. 24.Which fraction is 20%? (a) 3/5 (b) 1/5 (c) 3/10 (d) 2/5
  25. 25.0.3 as a percent =
  26. 26.0.4 as a percent =
  27. 27.9/10 as a percent =
  28. 28.0.65 as a percent =
  29. 29.17/20 as a percent =
  30. 30.Which fraction is 0.55? (a) 1/4 (b) 4/5 (c) 17/20 (d) 11/20
  31. 31.0.4 as a percent =
  32. 32.0.6 as a percent =
  33. 33.3/5 as a percent =
  34. 34.0.4 as a percent =
  35. 35.0.2 as a percent =
  36. 36.9/20 as a percent =
  37. 37.0.35 as a percent =
  38. 38.3/5 as a percent =
  39. 39.Which fraction is 0.375? (a) 4/5 (b) 5/8 (c) 3/8 (d) 9/20
  40. 40.Which fraction is 0.65? (a) 11/20 (b) 7/20 (c) 19/20 (d) 13/20

Answer key

  1. 75
  2. 10
  3. 0.45
  4. 1/10
  5. 75
  6. 7/10
  7. 40
  8. 45
  9. 0.875
  10. 15
  11. 12.5
  12. 0.1
  13. 40
  14. 75
  15. 37.5
  16. 1/4
  17. 70
  18. 30
  19. 0.95
  20. 40
  21. 5/8
  22. 35
  23. 25
  24. 1/5
  25. 30
  26. 40
  27. 90
  28. 65
  29. 85
  30. 11/20
  31. 40
  32. 60
  33. 60
  34. 40
  35. 20
  36. 45
  37. 35
  38. 60
  39. 3/8
  40. 13/20

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