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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 112 · 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. 1.50% as a decimal =
  2. 2.Which fraction is 0.2? (a) 7/20 (b) 1/5 (c) 2/5 (d) 19/20
  3. 3.65% as a decimal =
  4. 4.Which fraction is 55%? (a) 13/20 (b) 3/20 (c) 11/20 (d) 1/5
  5. 5.62.5% as a decimal =
  6. 6.Which fraction is 0.25? (a) 11/20 (b) 3/20 (c) 3/5 (d) 1/4
  7. 7.0.3 as a percent =
  8. 8.1/2 as a percent =
  9. 9.75% as a decimal =
  10. 10.0.7 as a percent =
  11. 11.45% as a decimal =
  12. 12.5% as a decimal =
  13. 13.Which fraction is 12.5%? (a) 3/4 (b) 3/8 (c) 1/10 (d) 1/8
  14. 14.0.2 as a percent =
  15. 15.20% as a decimal =
  16. 16.35% as a decimal =
  17. 17.1/20 as a percent =
  18. 18.0.05 as a percent =
  19. 19.0.6 as a percent =
  20. 20.Which fraction is 75%? (a) 3/4 (b) 5/8 (c) 3/5 (d) 3/8
  21. 21.9/10 as a percent =
  22. 22.19/20 as a percent =
  23. 23.Which fraction is 50%? (a) 7/10 (b) 1/10 (c) 3/8 (d) 1/2
  24. 24.3/20 as a percent =
  25. 25.1/4 as a percent =
  26. 26.11/20 as a percent =
  27. 27.75% as a decimal =
  28. 28.Which fraction is 75%? (a) 7/10 (b) 11/20 (c) 1/10 (d) 3/4
  29. 29.0.25 as a percent =
  30. 30.Which fraction is 50%? (a) 7/20 (b) 1/8 (c) 3/8 (d) 1/2
  31. 31.3/20 as a percent =
  32. 32.7/8 as a percent =
  33. 33.25% as a decimal =
  34. 34.3/10 as a percent =
  35. 35.0.15 as a percent =
  36. 36.Which fraction is 40%? (a) 1/20 (b) 3/4 (c) 2/5 (d) 19/20
  37. 37.12.5% as a decimal =
  38. 38.3/5 as a percent =
  39. 39.4/5 as a percent =
  40. 40.0.35 as a percent =

Answer key

  1. 0.5
  2. 1/5
  3. 0.65
  4. 11/20
  5. 0.625
  6. 1/4
  7. 30
  8. 50
  9. 0.75
  10. 70
  11. 0.45
  12. 0.05
  13. 1/8
  14. 20
  15. 0.2
  16. 0.35
  17. 5
  18. 5
  19. 60
  20. 3/4
  21. 90
  22. 95
  23. 1/2
  24. 15
  25. 25
  26. 55
  27. 0.75
  28. 3/4
  29. 25
  30. 1/2
  31. 15
  32. 87.5
  33. 0.25
  34. 30
  35. 15
  36. 2/5
  37. 0.125
  38. 60
  39. 80
  40. 35

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