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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 186 · 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 0.55? (a) 1/2 (b) 11/20 (c) 7/10 (d) 9/20
  2. 2.45% as a decimal =
  3. 3.7/10 as a percent =
  4. 4.19/20 as a percent =
  5. 5.0.65 as a percent =
  6. 6.7/8 as a percent =
  7. 7.1/4 as a percent =
  8. 8.Which fraction is 0.8? (a) 4/5 (b) 3/5 (c) 7/10 (d) 13/20
  9. 9.Which fraction is 0.2? (a) 3/10 (b) 1/5 (c) 9/20 (d) 19/20
  10. 10.Which fraction is 0.875? (a) 7/10 (b) 4/5 (c) 7/8 (d) 9/10
  11. 11.15% as a decimal =
  12. 12.0.95 as a percent =
  13. 13.0.95 as a percent =
  14. 14.0.05 as a percent =
  15. 15.0.2 as a percent =
  16. 16.7/10 as a percent =
  17. 17.80% as a decimal =
  18. 18.19/20 as a percent =
  19. 19.55% as a decimal =
  20. 20.Which fraction is 65%? (a) 1/4 (b) 4/5 (c) 13/20 (d) 3/5
  21. 21.1/10 as a percent =
  22. 22.13/20 as a percent =
  23. 23.90% as a decimal =
  24. 24.Which fraction is 0.05? (a) 7/10 (b) 7/20 (c) 2/5 (d) 1/20
  25. 25.1/8 as a percent =
  26. 26.95% as a decimal =
  27. 27.Which fraction is 0.9? (a) 19/20 (b) 4/5 (c) 9/10 (d) 7/8
  28. 28.Which fraction is 0.35? (a) 7/20 (b) 3/10 (c) 3/20 (d) 1/8
  29. 29.7/8 as a percent =
  30. 30.Which fraction is 0.5? (a) 1/2 (b) 7/8 (c) 1/4 (d) 3/10
  31. 31.3/4 as a percent =
  32. 32.Which fraction is 0.65? (a) 1/8 (b) 3/10 (c) 13/20 (d) 2/5
  33. 33.3/10 as a percent =
  34. 34.0.875 as a percent =
  35. 35.3/4 as a percent =
  36. 36.0.25 as a percent =
  37. 37.50% as a decimal =
  38. 38.9/10 as a percent =
  39. 39.1/4 as a percent =
  40. 40.0.8 as a percent =

Answer key

  1. 11/20
  2. 0.45
  3. 70
  4. 95
  5. 65
  6. 87.5
  7. 25
  8. 4/5
  9. 1/5
  10. 7/8
  11. 0.15
  12. 95
  13. 95
  14. 5
  15. 20
  16. 70
  17. 0.8
  18. 95
  19. 0.55
  20. 13/20
  21. 10
  22. 65
  23. 0.9
  24. 1/20
  25. 12.5
  26. 0.95
  27. 9/10
  28. 7/20
  29. 87.5
  30. 1/2
  31. 75
  32. 13/20
  33. 30
  34. 87.5
  35. 75
  36. 25
  37. 0.5
  38. 90
  39. 25
  40. 80

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