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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 14 · 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. 1.0.15 as a percent =
  2. 2.11/20 as a percent =
  3. 3.4/5 as a percent =
  4. 4.4/5 as a percent =
  5. 5.Which fraction is 25%? (a) 9/20 (b) 1/4 (c) 1/20 (d) 13/20
  6. 6.1/8 as a percent =
  7. 7.7/20 as a percent =
  8. 8.Which fraction is 45%? (a) 3/5 (b) 7/10 (c) 9/20 (d) 4/5
  9. 9.Which fraction is 0.25? (a) 1/8 (b) 13/20 (c) 1/4 (d) 3/20
  10. 10.5% as a decimal =
  11. 11.60% as a decimal =
  12. 12.9/10 as a percent =
  13. 13.0.375 as a percent =
  14. 14.Which fraction is 15%? (a) 3/5 (b) 5/8 (c) 3/20 (d) 9/10
  15. 15.20% as a decimal =
  16. 16.11/20 as a percent =
  17. 17.11/20 as a percent =
  18. 18.Which fraction is 0.45? (a) 1/10 (b) 3/10 (c) 9/20 (d) 1/8
  19. 19.0.875 as a percent =
  20. 20.17/20 as a percent =
  21. 21.Which fraction is 70%? (a) 4/5 (b) 1/20 (c) 19/20 (d) 7/10
  22. 22.0.55 as a percent =
  23. 23.Which fraction is 0.2? (a) 3/20 (b) 19/20 (c) 1/5 (d) 11/20
  24. 24.0.15 as a percent =
  25. 25.5/8 as a percent =
  26. 26.Which fraction is 0.625? (a) 5/8 (b) 19/20 (c) 11/20 (d) 2/5
  27. 27.70% as a decimal =
  28. 28.45% as a decimal =
  29. 29.10% as a decimal =
  30. 30.0.375 as a percent =
  31. 31.20% as a decimal =
  32. 32.1/2 as a percent =
  33. 33.3/4 as a percent =
  34. 34.0.35 as a percent =
  35. 35.1/20 as a percent =
  36. 36.12.5% as a decimal =
  37. 37.19/20 as a percent =
  38. 38.0.5 as a percent =
  39. 39.75% as a decimal =
  40. 40.Which fraction is 75%? (a) 3/4 (b) 4/5 (c) 1/8 (d) 2/5

Answer key

  1. 15
  2. 55
  3. 80
  4. 80
  5. 1/4
  6. 12.5
  7. 35
  8. 9/20
  9. 1/4
  10. 0.05
  11. 0.6
  12. 90
  13. 37.5
  14. 3/20
  15. 0.2
  16. 55
  17. 55
  18. 9/20
  19. 87.5
  20. 85
  21. 7/10
  22. 55
  23. 1/5
  24. 15
  25. 62.5
  26. 5/8
  27. 0.7
  28. 0.45
  29. 0.1
  30. 37.5
  31. 0.2
  32. 50
  33. 75
  34. 35
  35. 5
  36. 0.125
  37. 95
  38. 50
  39. 0.75
  40. 3/4

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