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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 785 · 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. 1.87.5% as a decimal =
  2. 2.0.05 as a percent =
  3. 3.Which fraction is 75%? (a) 9/20 (b) 1/5 (c) 3/4 (d) 19/20
  4. 4.3/20 as a percent =
  5. 5.0.7 as a percent =
  6. 6.Which fraction is 35%? (a) 3/5 (b) 7/10 (c) 19/20 (d) 7/20
  7. 7.Which fraction is 0.875? (a) 13/20 (b) 7/20 (c) 3/5 (d) 7/8
  8. 8.50% as a decimal =
  9. 9.45% as a decimal =
  10. 10.Which fraction is 95%? (a) 1/5 (b) 3/4 (c) 19/20 (d) 9/20
  11. 11.Which fraction is 0.4? (a) 2/5 (b) 7/8 (c) 1/20 (d) 13/20
  12. 12.Which fraction is 10%? (a) 7/10 (b) 1/10 (c) 3/10 (d) 7/20
  13. 13.45% as a decimal =
  14. 14.3/10 as a percent =
  15. 15.37.5% as a decimal =
  16. 16.1/4 as a percent =
  17. 17.0.9 as a percent =
  18. 18.11/20 as a percent =
  19. 19.70% as a decimal =
  20. 20.3/5 as a percent =
  21. 21.3/4 as a percent =
  22. 22.0.85 as a percent =
  23. 23.19/20 as a percent =
  24. 24.80% as a decimal =
  25. 25.17/20 as a percent =
  26. 26.0.1 as a percent =
  27. 27.Which fraction is 0.1? (a) 1/10 (b) 2/5 (c) 3/8 (d) 1/5
  28. 28.2/5 as a percent =
  29. 29.87.5% as a decimal =
  30. 30.3/10 as a percent =
  31. 31.0.9 as a percent =
  32. 32.9/10 as a percent =
  33. 33.3/20 as a percent =
  34. 34.1/2 as a percent =
  35. 35.1/2 as a percent =
  36. 36.0.7 as a percent =
  37. 37.0.65 as a percent =
  38. 38.0.2 as a percent =
  39. 39.7/8 as a percent =
  40. 40.50% as a decimal =

Answer key

  1. 0.875
  2. 5
  3. 3/4
  4. 15
  5. 70
  6. 7/20
  7. 7/8
  8. 0.5
  9. 0.45
  10. 19/20
  11. 2/5
  12. 1/10
  13. 0.45
  14. 30
  15. 0.375
  16. 25
  17. 90
  18. 55
  19. 0.7
  20. 60
  21. 75
  22. 85
  23. 95
  24. 0.8
  25. 85
  26. 10
  27. 1/10
  28. 40
  29. 0.875
  30. 30
  31. 90
  32. 90
  33. 15
  34. 50
  35. 50
  36. 70
  37. 65
  38. 20
  39. 87.5
  40. 0.5

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