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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 821 · 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. 1.9/20 as a percent =
  2. 2.0.1 as a percent =
  3. 3.Which fraction is 37.5%? (a) 3/5 (b) 7/10 (c) 3/8 (d) 1/4
  4. 4.30% as a decimal =
  5. 5.3/10 as a percent =
  6. 6.1/2 as a percent =
  7. 7.0.125 as a percent =
  8. 8.9/20 as a percent =
  9. 9.Which fraction is 37.5%? (a) 1/20 (b) 1/4 (c) 9/10 (d) 3/8
  10. 10.3/4 as a percent =
  11. 11.Which fraction is 0.3? (a) 3/10 (b) 7/10 (c) 1/4 (d) 3/20
  12. 12.1/2 as a percent =
  13. 13.Which fraction is 0.5? (a) 3/5 (b) 1/2 (c) 3/4 (d) 17/20
  14. 14.0.375 as a percent =
  15. 15.3/4 as a percent =
  16. 16.Which fraction is 0.875? (a) 1/4 (b) 7/8 (c) 1/8 (d) 19/20
  17. 17.Which fraction is 15%? (a) 1/5 (b) 4/5 (c) 9/10 (d) 3/20
  18. 18.3/8 as a percent =
  19. 19.3/4 as a percent =
  20. 20.9/20 as a percent =
  21. 21.0.4 as a percent =
  22. 22.0.85 as a percent =
  23. 23.Which fraction is 40%? (a) 5/8 (b) 2/5 (c) 3/20 (d) 1/4
  24. 24.0.7 as a percent =
  25. 25.Which fraction is 0.5? (a) 9/10 (b) 3/4 (c) 1/2 (d) 17/20
  26. 26.Which fraction is 30%? (a) 3/10 (b) 1/4 (c) 17/20 (d) 7/8
  27. 27.Which fraction is 5%? (a) 1/20 (b) 9/10 (c) 3/8 (d) 3/5
  28. 28.3/20 as a percent =
  29. 29.Which fraction is 0.15? (a) 19/20 (b) 3/20 (c) 1/5 (d) 5/8
  30. 30.3/8 as a percent =
  31. 31.70% as a decimal =
  32. 32.Which fraction is 0.6? (a) 9/20 (b) 3/8 (c) 1/5 (d) 3/5
  33. 33.9/20 as a percent =
  34. 34.0.6 as a percent =
  35. 35.12.5% as a decimal =
  36. 36.0.35 as a percent =
  37. 37.3/4 as a percent =
  38. 38.55% as a decimal =
  39. 39.0.875 as a percent =
  40. 40.75% as a decimal =

Answer key

  1. 45
  2. 10
  3. 3/8
  4. 0.3
  5. 30
  6. 50
  7. 12.5
  8. 45
  9. 3/8
  10. 75
  11. 3/10
  12. 50
  13. 1/2
  14. 37.5
  15. 75
  16. 7/8
  17. 3/20
  18. 37.5
  19. 75
  20. 45
  21. 40
  22. 85
  23. 2/5
  24. 70
  25. 1/2
  26. 3/10
  27. 1/20
  28. 15
  29. 3/20
  30. 37.5
  31. 0.7
  32. 3/5
  33. 45
  34. 60
  35. 0.125
  36. 35
  37. 75
  38. 0.55
  39. 87.5
  40. 0.75

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