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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 804 · 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. 1.55% as a decimal =
  2. 2.Which fraction is 0.75? (a) 1/5 (b) 3/4 (c) 3/20 (d) 11/20
  3. 3.7/20 as a percent =
  4. 4.2/5 as a percent =
  5. 5.0.25 as a percent =
  6. 6.55% as a decimal =
  7. 7.0.125 as a percent =
  8. 8.37.5% as a decimal =
  9. 9.1/4 as a percent =
  10. 10.Which fraction is 0.25? (a) 1/4 (b) 17/20 (c) 9/10 (d) 2/5
  11. 11.0.1 as a percent =
  12. 12.Which fraction is 0.7? (a) 7/10 (b) 9/10 (c) 2/5 (d) 3/4
  13. 13.Which fraction is 0.125? (a) 7/10 (b) 3/5 (c) 7/8 (d) 1/8
  14. 14.0.375 as a percent =
  15. 15.0.4 as a percent =
  16. 16.3/8 as a percent =
  17. 17.0.2 as a percent =
  18. 18.Which fraction is 15%? (a) 11/20 (b) 3/4 (c) 7/8 (d) 3/20
  19. 19.7/10 as a percent =
  20. 20.Which fraction is 65%? (a) 3/8 (b) 13/20 (c) 11/20 (d) 3/20
  21. 21.3/10 as a percent =
  22. 22.9/20 as a percent =
  23. 23.35% as a decimal =
  24. 24.Which fraction is 55%? (a) 1/4 (b) 7/8 (c) 11/20 (d) 3/20
  25. 25.Which fraction is 85%? (a) 17/20 (b) 13/20 (c) 4/5 (d) 1/2
  26. 26.0.9 as a percent =
  27. 27.0.75 as a percent =
  28. 28.0.55 as a percent =
  29. 29.0.35 as a percent =
  30. 30.0.125 as a percent =
  31. 31.65% as a decimal =
  32. 32.0.35 as a percent =
  33. 33.50% as a decimal =
  34. 34.Which fraction is 30%? (a) 3/10 (b) 17/20 (c) 1/20 (d) 1/5
  35. 35.Which fraction is 12.5%? (a) 9/20 (b) 7/8 (c) 1/8 (d) 17/20
  36. 36.2/5 as a percent =
  37. 37.5% as a decimal =
  38. 38.Which fraction is 85%? (a) 1/5 (b) 3/4 (c) 17/20 (d) 4/5
  39. 39.87.5% as a decimal =
  40. 40.1/8 as a percent =

Answer key

  1. 0.55
  2. 3/4
  3. 35
  4. 40
  5. 25
  6. 0.55
  7. 12.5
  8. 0.375
  9. 25
  10. 1/4
  11. 10
  12. 7/10
  13. 1/8
  14. 37.5
  15. 40
  16. 37.5
  17. 20
  18. 3/20
  19. 70
  20. 13/20
  21. 30
  22. 45
  23. 0.35
  24. 11/20
  25. 17/20
  26. 90
  27. 75
  28. 55
  29. 35
  30. 12.5
  31. 0.65
  32. 35
  33. 0.5
  34. 3/10
  35. 1/8
  36. 40
  37. 0.05
  38. 17/20
  39. 0.875
  40. 12.5

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