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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 450 · 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. 1.3/5 as a percent =
  2. 2.40% as a decimal =
  3. 3.0.65 as a percent =
  4. 4.80% as a decimal =
  5. 5.3/10 as a percent =
  6. 6.55% as a decimal =
  7. 7.3/10 as a percent =
  8. 8.3/4 as a percent =
  9. 9.90% as a decimal =
  10. 10.Which fraction is 55%? (a) 11/20 (b) 1/8 (c) 9/20 (d) 4/5
  11. 11.11/20 as a percent =
  12. 12.3/8 as a percent =
  13. 13.60% as a decimal =
  14. 14.Which fraction is 15%? (a) 4/5 (b) 7/10 (c) 3/20 (d) 7/20
  15. 15.3/4 as a percent =
  16. 16.20% as a decimal =
  17. 17.40% as a decimal =
  18. 18.0.7 as a percent =
  19. 19.0.15 as a percent =
  20. 20.0.4 as a percent =
  21. 21.0.85 as a percent =
  22. 22.70% as a decimal =
  23. 23.1/8 as a percent =
  24. 24.Which fraction is 0.875? (a) 3/20 (b) 13/20 (c) 7/8 (d) 9/20
  25. 25.12.5% as a decimal =
  26. 26.7/10 as a percent =
  27. 27.Which fraction is 70%? (a) 4/5 (b) 7/10 (c) 1/5 (d) 7/8
  28. 28.65% as a decimal =
  29. 29.0.25 as a percent =
  30. 30.19/20 as a percent =
  31. 31.Which fraction is 85%? (a) 3/5 (b) 5/8 (c) 1/20 (d) 17/20
  32. 32.0.65 as a percent =
  33. 33.25% as a decimal =
  34. 34.0.6 as a percent =
  35. 35.0.95 as a percent =
  36. 36.0.1 as a percent =
  37. 37.12.5% as a decimal =
  38. 38.9/10 as a percent =
  39. 39.3/8 as a percent =
  40. 40.1/20 as a percent =

Answer key

  1. 60
  2. 0.4
  3. 65
  4. 0.8
  5. 30
  6. 0.55
  7. 30
  8. 75
  9. 0.9
  10. 11/20
  11. 55
  12. 37.5
  13. 0.6
  14. 3/20
  15. 75
  16. 0.2
  17. 0.4
  18. 70
  19. 15
  20. 40
  21. 85
  22. 0.7
  23. 12.5
  24. 7/8
  25. 0.125
  26. 70
  27. 7/10
  28. 0.65
  29. 25
  30. 95
  31. 17/20
  32. 65
  33. 0.25
  34. 60
  35. 95
  36. 10
  37. 0.125
  38. 90
  39. 37.5
  40. 5

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