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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 561 · 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. 1.3/10 as a percent =
  2. 2.55% as a decimal =
  3. 3.Which fraction is 50%? (a) 1/8 (b) 1/2 (c) 13/20 (d) 1/4
  4. 4.4/5 as a percent =
  5. 5.25% as a decimal =
  6. 6.Which fraction is 15%? (a) 3/5 (b) 1/5 (c) 1/10 (d) 3/20
  7. 7.Which fraction is 0.75? (a) 7/20 (b) 3/10 (c) 3/4 (d) 17/20
  8. 8.15% as a decimal =
  9. 9.Which fraction is 87.5%? (a) 3/8 (b) 1/2 (c) 3/5 (d) 7/8
  10. 10.3/5 as a percent =
  11. 11.87.5% as a decimal =
  12. 12.0.65 as a percent =
  13. 13.Which fraction is 0.1? (a) 4/5 (b) 1/8 (c) 9/20 (d) 1/10
  14. 14.9/20 as a percent =
  15. 15.7/10 as a percent =
  16. 16.Which fraction is 0.65? (a) 13/20 (b) 3/8 (c) 7/8 (d) 5/8
  17. 17.40% as a decimal =
  18. 18.60% as a decimal =
  19. 19.25% as a decimal =
  20. 20.3/4 as a percent =
  21. 21.1/5 as a percent =
  22. 22.0.75 as a percent =
  23. 23.0.875 as a percent =
  24. 24.0.85 as a percent =
  25. 25.1/10 as a percent =
  26. 26.Which fraction is 0.375? (a) 3/8 (b) 7/10 (c) 3/4 (d) 19/20
  27. 27.90% as a decimal =
  28. 28.0.95 as a percent =
  29. 29.50% as a decimal =
  30. 30.1/2 as a percent =
  31. 31.0.05 as a percent =
  32. 32.30% as a decimal =
  33. 33.7/8 as a percent =
  34. 34.37.5% as a decimal =
  35. 35.0.375 as a percent =
  36. 36.0.85 as a percent =
  37. 37.2/5 as a percent =
  38. 38.7/20 as a percent =
  39. 39.1/2 as a percent =
  40. 40.12.5% as a decimal =

Answer key

  1. 30
  2. 0.55
  3. 1/2
  4. 80
  5. 0.25
  6. 3/20
  7. 3/4
  8. 0.15
  9. 7/8
  10. 60
  11. 0.875
  12. 65
  13. 1/10
  14. 45
  15. 70
  16. 13/20
  17. 0.4
  18. 0.6
  19. 0.25
  20. 75
  21. 20
  22. 75
  23. 87.5
  24. 85
  25. 10
  26. 3/8
  27. 0.9
  28. 95
  29. 0.5
  30. 50
  31. 5
  32. 0.3
  33. 87.5
  34. 0.375
  35. 37.5
  36. 85
  37. 40
  38. 35
  39. 50
  40. 0.125

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