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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 57 · 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. 1.1/8 as a percent =
  2. 2.0.9 as a percent =
  3. 3.0.75 as a percent =
  4. 4.Which fraction is 70%? (a) 7/10 (b) 3/10 (c) 3/5 (d) 4/5
  5. 5.2/5 as a percent =
  6. 6.0.15 as a percent =
  7. 7.3/8 as a percent =
  8. 8.Which fraction is 20%? (a) 1/10 (b) 1/2 (c) 3/10 (d) 1/5
  9. 9.3/8 as a percent =
  10. 10.3/10 as a percent =
  11. 11.Which fraction is 0.9? (a) 3/4 (b) 9/10 (c) 1/8 (d) 3/8
  12. 12.65% as a decimal =
  13. 13.37.5% as a decimal =
  14. 14.1/10 as a percent =
  15. 15.1/20 as a percent =
  16. 16.0.2 as a percent =
  17. 17.12.5% as a decimal =
  18. 18.90% as a decimal =
  19. 19.Which fraction is 0.65? (a) 1/10 (b) 1/20 (c) 7/10 (d) 13/20
  20. 20.25% as a decimal =
  21. 21.1/10 as a percent =
  22. 22.1/4 as a percent =
  23. 23.Which fraction is 0.2? (a) 3/20 (b) 3/5 (c) 1/10 (d) 1/5
  24. 24.55% as a decimal =
  25. 25.0.45 as a percent =
  26. 26.45% as a decimal =
  27. 27.3/20 as a percent =
  28. 28.0.7 as a percent =
  29. 29.37.5% as a decimal =
  30. 30.Which fraction is 40%? (a) 2/5 (b) 3/8 (c) 7/8 (d) 1/8
  31. 31.Which fraction is 0.5? (a) 7/20 (b) 3/10 (c) 19/20 (d) 1/2
  32. 32.Which fraction is 15%? (a) 13/20 (b) 3/5 (c) 3/20 (d) 19/20
  33. 33.75% as a decimal =
  34. 34.75% as a decimal =
  35. 35.17/20 as a percent =
  36. 36.1/10 as a percent =
  37. 37.0.625 as a percent =
  38. 38.0.05 as a percent =
  39. 39.Which fraction is 0.8? (a) 4/5 (b) 13/20 (c) 3/8 (d) 3/20
  40. 40.0.375 as a percent =

Answer key

  1. 12.5
  2. 90
  3. 75
  4. 7/10
  5. 40
  6. 15
  7. 37.5
  8. 1/5
  9. 37.5
  10. 30
  11. 9/10
  12. 0.65
  13. 0.375
  14. 10
  15. 5
  16. 20
  17. 0.125
  18. 0.9
  19. 13/20
  20. 0.25
  21. 10
  22. 25
  23. 1/5
  24. 0.55
  25. 45
  26. 0.45
  27. 15
  28. 70
  29. 0.375
  30. 2/5
  31. 1/2
  32. 3/20
  33. 0.75
  34. 0.75
  35. 85
  36. 10
  37. 62.5
  38. 5
  39. 4/5
  40. 37.5

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