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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 508 · 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. 1.0.6 as a percent =
  2. 2.Which fraction is 0.5? (a) 5/8 (b) 3/5 (c) 1/2 (d) 1/4
  3. 3.12.5% as a decimal =
  4. 4.15% as a decimal =
  5. 5.80% as a decimal =
  6. 6.3/20 as a percent =
  7. 7.1/8 as a percent =
  8. 8.3/5 as a percent =
  9. 9.45% as a decimal =
  10. 10.0.5 as a percent =
  11. 11.Which fraction is 85%? (a) 19/20 (b) 1/20 (c) 17/20 (d) 1/2
  12. 12.12.5% as a decimal =
  13. 13.0.5 as a percent =
  14. 14.3/8 as a percent =
  15. 15.12.5% as a decimal =
  16. 16.25% as a decimal =
  17. 17.17/20 as a percent =
  18. 18.1/20 as a percent =
  19. 19.30% as a decimal =
  20. 20.45% as a decimal =
  21. 21.Which fraction is 37.5%? (a) 5/8 (b) 19/20 (c) 17/20 (d) 3/8
  22. 22.50% as a decimal =
  23. 23.Which fraction is 0.125? (a) 7/10 (b) 1/5 (c) 7/8 (d) 1/8
  24. 24.Which fraction is 0.1? (a) 4/5 (b) 1/10 (c) 1/5 (d) 7/10
  25. 25.0.5 as a percent =
  26. 26.0.35 as a percent =
  27. 27.Which fraction is 15%? (a) 3/20 (b) 1/10 (c) 1/20 (d) 17/20
  28. 28.0.9 as a percent =
  29. 29.1/20 as a percent =
  30. 30.3/20 as a percent =
  31. 31.50% as a decimal =
  32. 32.Which fraction is 35%? (a) 1/5 (b) 3/10 (c) 3/4 (d) 7/20
  33. 33.0.75 as a percent =
  34. 34.85% as a decimal =
  35. 35.0.65 as a percent =
  36. 36.7/20 as a percent =
  37. 37.55% as a decimal =
  38. 38.3/10 as a percent =
  39. 39.4/5 as a percent =
  40. 40.2/5 as a percent =

Answer key

  1. 60
  2. 1/2
  3. 0.125
  4. 0.15
  5. 0.8
  6. 15
  7. 12.5
  8. 60
  9. 0.45
  10. 50
  11. 17/20
  12. 0.125
  13. 50
  14. 37.5
  15. 0.125
  16. 0.25
  17. 85
  18. 5
  19. 0.3
  20. 0.45
  21. 3/8
  22. 0.5
  23. 1/8
  24. 1/10
  25. 50
  26. 35
  27. 3/20
  28. 90
  29. 5
  30. 15
  31. 0.5
  32. 7/20
  33. 75
  34. 0.85
  35. 65
  36. 35
  37. 0.55
  38. 30
  39. 80
  40. 40

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