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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 463 · 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.Which fraction is 0.9? (a) 1/2 (b) 7/20 (c) 13/20 (d) 9/10
  2. 2.Which fraction is 0.375? (a) 9/10 (b) 7/8 (c) 1/5 (d) 3/8
  3. 3.9/10 as a percent =
  4. 4.0.2 as a percent =
  5. 5.Which fraction is 62.5%? (a) 13/20 (b) 5/8 (c) 3/5 (d) 1/20
  6. 6.Which fraction is 0.6? (a) 1/5 (b) 9/20 (c) 3/5 (d) 3/10
  7. 7.Which fraction is 0.4? (a) 1/10 (b) 5/8 (c) 2/5 (d) 3/5
  8. 8.Which fraction is 15%? (a) 3/20 (b) 1/4 (c) 7/8 (d) 1/20
  9. 9.0.625 as a percent =
  10. 10.Which fraction is 80%? (a) 1/8 (b) 1/10 (c) 4/5 (d) 19/20
  11. 11.0.5 as a percent =
  12. 12.0.45 as a percent =
  13. 13.0.55 as a percent =
  14. 14.65% as a decimal =
  15. 15.1/5 as a percent =
  16. 16.30% as a decimal =
  17. 17.1/2 as a percent =
  18. 18.37.5% as a decimal =
  19. 19.1/10 as a percent =
  20. 20.3/8 as a percent =
  21. 21.Which fraction is 0.25? (a) 19/20 (b) 5/8 (c) 1/4 (d) 1/20
  22. 22.0.05 as a percent =
  23. 23.Which fraction is 15%? (a) 7/10 (b) 3/20 (c) 1/4 (d) 2/5
  24. 24.Which fraction is 0.1? (a) 1/10 (b) 2/5 (c) 7/20 (d) 9/20
  25. 25.45% as a decimal =
  26. 26.Which fraction is 0.75? (a) 3/4 (b) 17/20 (c) 7/8 (d) 7/20
  27. 27.7/10 as a percent =
  28. 28.Which fraction is 0.5? (a) 1/8 (b) 1/2 (c) 3/5 (d) 11/20
  29. 29.3/20 as a percent =
  30. 30.55% as a decimal =
  31. 31.65% as a decimal =
  32. 32.0.95 as a percent =
  33. 33.Which fraction is 0.3? (a) 7/10 (b) 2/5 (c) 3/10 (d) 1/8
  34. 34.75% as a decimal =
  35. 35.3/8 as a percent =
  36. 36.0.375 as a percent =
  37. 37.19/20 as a percent =
  38. 38.Which fraction is 0.35? (a) 2/5 (b) 7/20 (c) 1/10 (d) 19/20
  39. 39.Which fraction is 90%? (a) 1/20 (b) 9/10 (c) 7/10 (d) 11/20
  40. 40.3/8 as a percent =

Answer key

  1. 9/10
  2. 3/8
  3. 90
  4. 20
  5. 5/8
  6. 3/5
  7. 2/5
  8. 3/20
  9. 62.5
  10. 4/5
  11. 50
  12. 45
  13. 55
  14. 0.65
  15. 20
  16. 0.3
  17. 50
  18. 0.375
  19. 10
  20. 37.5
  21. 1/4
  22. 5
  23. 3/20
  24. 1/10
  25. 0.45
  26. 3/4
  27. 70
  28. 1/2
  29. 15
  30. 0.55
  31. 0.65
  32. 95
  33. 3/10
  34. 0.75
  35. 37.5
  36. 37.5
  37. 95
  38. 7/20
  39. 9/10
  40. 37.5

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