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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 11 · 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. 1.75% as a decimal =
  2. 2.1/5 as a percent =
  3. 3.1/2 as a percent =
  4. 4.Which fraction is 87.5%? (a) 7/8 (b) 3/5 (c) 3/20 (d) 1/10
  5. 5.17/20 as a percent =
  6. 6.0.8 as a percent =
  7. 7.3/10 as a percent =
  8. 8.0.45 as a percent =
  9. 9.75% as a decimal =
  10. 10.9/10 as a percent =
  11. 11.0.5 as a percent =
  12. 12.4/5 as a percent =
  13. 13.40% as a decimal =
  14. 14.75% as a decimal =
  15. 15.Which fraction is 0.4? (a) 13/20 (b) 17/20 (c) 9/20 (d) 2/5
  16. 16.0.625 as a percent =
  17. 17.60% as a decimal =
  18. 18.Which fraction is 5%? (a) 1/20 (b) 5/8 (c) 7/10 (d) 13/20
  19. 19.55% as a decimal =
  20. 20.0.375 as a percent =
  21. 21.Which fraction is 35%? (a) 1/2 (b) 3/8 (c) 7/20 (d) 9/20
  22. 22.90% as a decimal =
  23. 23.1/10 as a percent =
  24. 24.45% as a decimal =
  25. 25.Which fraction is 75%? (a) 3/4 (b) 2/5 (c) 1/5 (d) 13/20
  26. 26.Which fraction is 80%? (a) 1/4 (b) 4/5 (c) 3/10 (d) 17/20
  27. 27.Which fraction is 0.75? (a) 3/10 (b) 1/8 (c) 3/4 (d) 2/5
  28. 28.3/5 as a percent =
  29. 29.Which fraction is 50%? (a) 7/10 (b) 1/10 (c) 13/20 (d) 1/2
  30. 30.45% as a decimal =
  31. 31.40% as a decimal =
  32. 32.Which fraction is 0.45? (a) 3/20 (b) 17/20 (c) 7/8 (d) 9/20
  33. 33.1/2 as a percent =
  34. 34.Which fraction is 60%? (a) 3/5 (b) 2/5 (c) 11/20 (d) 13/20
  35. 35.0.8 as a percent =
  36. 36.0.45 as a percent =
  37. 37.0.45 as a percent =
  38. 38.0.75 as a percent =
  39. 39.1/8 as a percent =
  40. 40.5% as a decimal =

Answer key

  1. 0.75
  2. 20
  3. 50
  4. 7/8
  5. 85
  6. 80
  7. 30
  8. 45
  9. 0.75
  10. 90
  11. 50
  12. 80
  13. 0.4
  14. 0.75
  15. 2/5
  16. 62.5
  17. 0.6
  18. 1/20
  19. 0.55
  20. 37.5
  21. 7/20
  22. 0.9
  23. 10
  24. 0.45
  25. 3/4
  26. 4/5
  27. 3/4
  28. 60
  29. 1/2
  30. 0.45
  31. 0.4
  32. 9/20
  33. 50
  34. 3/5
  35. 80
  36. 45
  37. 45
  38. 75
  39. 12.5
  40. 0.05

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