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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 733 · 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. 1.1/4 as a percent =
  2. 2.0.375 as a percent =
  3. 3.25% as a decimal =
  4. 4.2/5 as a percent =
  5. 5.75% as a decimal =
  6. 6.1/5 as a percent =
  7. 7.Which fraction is 0.5? (a) 1/2 (b) 7/20 (c) 1/5 (d) 7/10
  8. 8.45% as a decimal =
  9. 9.25% as a decimal =
  10. 10.Which fraction is 87.5%? (a) 11/20 (b) 7/8 (c) 2/5 (d) 1/5
  11. 11.80% as a decimal =
  12. 12.20% as a decimal =
  13. 13.4/5 as a percent =
  14. 14.0.9 as a percent =
  15. 15.0.875 as a percent =
  16. 16.0.9 as a percent =
  17. 17.0.125 as a percent =
  18. 18.0.2 as a percent =
  19. 19.75% as a decimal =
  20. 20.Which fraction is 0.6? (a) 2/5 (b) 3/5 (c) 9/20 (d) 7/8
  21. 21.30% as a decimal =
  22. 22.1/5 as a percent =
  23. 23.Which fraction is 0.6? (a) 1/20 (b) 1/5 (c) 3/5 (d) 5/8
  24. 24.Which fraction is 0.8? (a) 9/20 (b) 7/20 (c) 3/10 (d) 4/5
  25. 25.7/20 as a percent =
  26. 26.0.45 as a percent =
  27. 27.Which fraction is 30%? (a) 1/20 (b) 3/10 (c) 7/8 (d) 3/8
  28. 28.87.5% as a decimal =
  29. 29.0.35 as a percent =
  30. 30.3/4 as a percent =
  31. 31.0.1 as a percent =
  32. 32.35% as a decimal =
  33. 33.0.125 as a percent =
  34. 34.0.8 as a percent =
  35. 35.0.95 as a percent =
  36. 36.20% as a decimal =
  37. 37.Which fraction is 50%? (a) 1/5 (b) 17/20 (c) 1/2 (d) 1/20
  38. 38.0.15 as a percent =
  39. 39.1/5 as a percent =
  40. 40.0.45 as a percent =

Answer key

  1. 25
  2. 37.5
  3. 0.25
  4. 40
  5. 0.75
  6. 20
  7. 1/2
  8. 0.45
  9. 0.25
  10. 7/8
  11. 0.8
  12. 0.2
  13. 80
  14. 90
  15. 87.5
  16. 90
  17. 12.5
  18. 20
  19. 0.75
  20. 3/5
  21. 0.3
  22. 20
  23. 3/5
  24. 4/5
  25. 35
  26. 45
  27. 3/10
  28. 0.875
  29. 35
  30. 75
  31. 10
  32. 0.35
  33. 12.5
  34. 80
  35. 95
  36. 0.2
  37. 1/2
  38. 15
  39. 20
  40. 45

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