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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 622 · 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. 1.37.5% as a decimal =
  2. 2.0.4 as a percent =
  3. 3.35% as a decimal =
  4. 4.4/5 as a percent =
  5. 5.15% as a decimal =
  6. 6.17/20 as a percent =
  7. 7.0.9 as a percent =
  8. 8.Which fraction is 75%? (a) 7/10 (b) 2/5 (c) 3/4 (d) 9/10
  9. 9.90% as a decimal =
  10. 10.Which fraction is 15%? (a) 3/4 (b) 3/20 (c) 1/2 (d) 1/20
  11. 11.19/20 as a percent =
  12. 12.0.4 as a percent =
  13. 13.Which fraction is 20%? (a) 1/20 (b) 17/20 (c) 1/8 (d) 1/5
  14. 14.80% as a decimal =
  15. 15.65% as a decimal =
  16. 16.0.375 as a percent =
  17. 17.85% as a decimal =
  18. 18.35% as a decimal =
  19. 19.3/4 as a percent =
  20. 20.Which fraction is 62.5%? (a) 2/5 (b) 1/4 (c) 1/5 (d) 5/8
  21. 21.7/8 as a percent =
  22. 22.90% as a decimal =
  23. 23.1/5 as a percent =
  24. 24.0.05 as a percent =
  25. 25.0.85 as a percent =
  26. 26.0.375 as a percent =
  27. 27.1/2 as a percent =
  28. 28.0.55 as a percent =
  29. 29.0.05 as a percent =
  30. 30.Which fraction is 0.75? (a) 7/10 (b) 19/20 (c) 4/5 (d) 3/4
  31. 31.0.35 as a percent =
  32. 32.Which fraction is 0.75? (a) 3/20 (b) 4/5 (c) 3/8 (d) 3/4
  33. 33.Which fraction is 40%? (a) 11/20 (b) 1/4 (c) 2/5 (d) 3/10
  34. 34.Which fraction is 0.6? (a) 3/5 (b) 4/5 (c) 9/20 (d) 19/20
  35. 35.0.85 as a percent =
  36. 36.Which fraction is 0.75? (a) 1/4 (b) 1/2 (c) 3/4 (d) 17/20
  37. 37.3/10 as a percent =
  38. 38.17/20 as a percent =
  39. 39.9/10 as a percent =
  40. 40.Which fraction is 95%? (a) 19/20 (b) 9/20 (c) 9/10 (d) 1/2

Answer key

  1. 0.375
  2. 40
  3. 0.35
  4. 80
  5. 0.15
  6. 85
  7. 90
  8. 3/4
  9. 0.9
  10. 3/20
  11. 95
  12. 40
  13. 1/5
  14. 0.8
  15. 0.65
  16. 37.5
  17. 0.85
  18. 0.35
  19. 75
  20. 5/8
  21. 87.5
  22. 0.9
  23. 20
  24. 5
  25. 85
  26. 37.5
  27. 50
  28. 55
  29. 5
  30. 3/4
  31. 35
  32. 3/4
  33. 2/5
  34. 3/5
  35. 85
  36. 3/4
  37. 30
  38. 85
  39. 90
  40. 19/20

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