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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 193 · 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) 3/10 (b) 1/4 (c) 3/4 (d) 9/10
  2. 2.0.4 as a percent =
  3. 3.Which fraction is 0.45? (a) 11/20 (b) 2/5 (c) 7/8 (d) 9/20
  4. 4.40% as a decimal =
  5. 5.3/8 as a percent =
  6. 6.0.85 as a percent =
  7. 7.55% as a decimal =
  8. 8.0.875 as a percent =
  9. 9.87.5% as a decimal =
  10. 10.1/20 as a percent =
  11. 11.87.5% as a decimal =
  12. 12.0.7 as a percent =
  13. 13.45% as a decimal =
  14. 14.Which fraction is 0.5? (a) 1/2 (b) 7/20 (c) 7/8 (d) 3/4
  15. 15.Which fraction is 0.25? (a) 1/4 (b) 9/20 (c) 19/20 (d) 3/8
  16. 16.19/20 as a percent =
  17. 17.20% as a decimal =
  18. 18.Which fraction is 15%? (a) 1/10 (b) 3/8 (c) 3/20 (d) 1/2
  19. 19.4/5 as a percent =
  20. 20.30% as a decimal =
  21. 21.3/8 as a percent =
  22. 22.0.75 as a percent =
  23. 23.5/8 as a percent =
  24. 24.17/20 as a percent =
  25. 25.0.95 as a percent =
  26. 26.0.6 as a percent =
  27. 27.12.5% as a decimal =
  28. 28.12.5% as a decimal =
  29. 29.0.7 as a percent =
  30. 30.Which fraction is 0.65? (a) 7/8 (b) 13/20 (c) 3/10 (d) 1/4
  31. 31.7/8 as a percent =
  32. 32.19/20 as a percent =
  33. 33.0.8 as a percent =
  34. 34.Which fraction is 0.125? (a) 7/20 (b) 9/20 (c) 13/20 (d) 1/8
  35. 35.70% as a decimal =
  36. 36.17/20 as a percent =
  37. 37.Which fraction is 0.45? (a) 9/20 (b) 1/4 (c) 1/10 (d) 13/20
  38. 38.0.65 as a percent =
  39. 39.0.8 as a percent =
  40. 40.19/20 as a percent =

Answer key

  1. 9/10
  2. 40
  3. 9/20
  4. 0.4
  5. 37.5
  6. 85
  7. 0.55
  8. 87.5
  9. 0.875
  10. 5
  11. 0.875
  12. 70
  13. 0.45
  14. 1/2
  15. 1/4
  16. 95
  17. 0.2
  18. 3/20
  19. 80
  20. 0.3
  21. 37.5
  22. 75
  23. 62.5
  24. 85
  25. 95
  26. 60
  27. 0.125
  28. 0.125
  29. 70
  30. 13/20
  31. 87.5
  32. 95
  33. 80
  34. 1/8
  35. 0.7
  36. 85
  37. 9/20
  38. 65
  39. 80
  40. 95

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