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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 160 · 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 95%? (a) 19/20 (b) 1/4 (c) 1/2 (d) 3/4
  2. 2.0.35 as a percent =
  3. 3.Which fraction is 87.5%? (a) 1/2 (b) 1/4 (c) 7/8 (d) 17/20
  4. 4.1/8 as a percent =
  5. 5.0.65 as a percent =
  6. 6.3/10 as a percent =
  7. 7.87.5% as a decimal =
  8. 8.50% as a decimal =
  9. 9.1/5 as a percent =
  10. 10.0.5 as a percent =
  11. 11.40% as a decimal =
  12. 12.Which fraction is 15%? (a) 2/5 (b) 1/4 (c) 9/10 (d) 3/20
  13. 13.0.45 as a percent =
  14. 14.7/10 as a percent =
  15. 15.7/20 as a percent =
  16. 16.0.15 as a percent =
  17. 17.40% as a decimal =
  18. 18.85% as a decimal =
  19. 19.0.9 as a percent =
  20. 20.0.95 as a percent =
  21. 21.0.95 as a percent =
  22. 22.1/5 as a percent =
  23. 23.85% as a decimal =
  24. 24.85% as a decimal =
  25. 25.0.125 as a percent =
  26. 26.Which fraction is 0.75? (a) 3/5 (b) 1/8 (c) 1/4 (d) 3/4
  27. 27.19/20 as a percent =
  28. 28.7/10 as a percent =
  29. 29.35% as a decimal =
  30. 30.1/2 as a percent =
  31. 31.19/20 as a percent =
  32. 32.40% as a decimal =
  33. 33.0.6 as a percent =
  34. 34.0.4 as a percent =
  35. 35.85% as a decimal =
  36. 36.85% as a decimal =
  37. 37.Which fraction is 0.55? (a) 3/4 (b) 11/20 (c) 3/20 (d) 7/10
  38. 38.Which fraction is 0.45? (a) 17/20 (b) 9/20 (c) 2/5 (d) 4/5
  39. 39.0.9 as a percent =
  40. 40.7/8 as a percent =

Answer key

  1. 19/20
  2. 35
  3. 7/8
  4. 12.5
  5. 65
  6. 30
  7. 0.875
  8. 0.5
  9. 20
  10. 50
  11. 0.4
  12. 3/20
  13. 45
  14. 70
  15. 35
  16. 15
  17. 0.4
  18. 0.85
  19. 90
  20. 95
  21. 95
  22. 20
  23. 0.85
  24. 0.85
  25. 12.5
  26. 3/4
  27. 95
  28. 70
  29. 0.35
  30. 50
  31. 95
  32. 0.4
  33. 60
  34. 40
  35. 0.85
  36. 0.85
  37. 11/20
  38. 9/20
  39. 90
  40. 87.5

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