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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 888 · 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. 1.1/4 as a percent =
  2. 2.1/5 as a percent =
  3. 3.Which fraction is 0.8? (a) 4/5 (b) 13/20 (c) 3/8 (d) 7/8
  4. 4.Which fraction is 12.5%? (a) 1/2 (b) 19/20 (c) 1/8 (d) 1/5
  5. 5.3/10 as a percent =
  6. 6.Which fraction is 75%? (a) 3/8 (b) 1/20 (c) 3/4 (d) 7/8
  7. 7.0.4 as a percent =
  8. 8.2/5 as a percent =
  9. 9.Which fraction is 12.5%? (a) 3/10 (b) 1/5 (c) 3/5 (d) 1/8
  10. 10.5/8 as a percent =
  11. 11.40% as a decimal =
  12. 12.0.375 as a percent =
  13. 13.17/20 as a percent =
  14. 14.0.95 as a percent =
  15. 15.Which fraction is 0.625? (a) 1/5 (b) 2/5 (c) 5/8 (d) 3/10
  16. 16.95% as a decimal =
  17. 17.12.5% as a decimal =
  18. 18.7/8 as a percent =
  19. 19.Which fraction is 0.2? (a) 3/8 (b) 5/8 (c) 1/5 (d) 3/20
  20. 20.10% as a decimal =
  21. 21.0.45 as a percent =
  22. 22.0.45 as a percent =
  23. 23.1/5 as a percent =
  24. 24.0.4 as a percent =
  25. 25.4/5 as a percent =
  26. 26.1/2 as a percent =
  27. 27.65% as a decimal =
  28. 28.Which fraction is 0.8? (a) 9/20 (b) 1/5 (c) 4/5 (d) 3/10
  29. 29.75% as a decimal =
  30. 30.5/8 as a percent =
  31. 31.1/5 as a percent =
  32. 32.19/20 as a percent =
  33. 33.0.85 as a percent =
  34. 34.7/20 as a percent =
  35. 35.3/8 as a percent =
  36. 36.Which fraction is 0.55? (a) 1/4 (b) 3/5 (c) 3/10 (d) 11/20
  37. 37.3/5 as a percent =
  38. 38.55% as a decimal =
  39. 39.75% as a decimal =
  40. 40.4/5 as a percent =

Answer key

  1. 25
  2. 20
  3. 4/5
  4. 1/8
  5. 30
  6. 3/4
  7. 40
  8. 40
  9. 1/8
  10. 62.5
  11. 0.4
  12. 37.5
  13. 85
  14. 95
  15. 5/8
  16. 0.95
  17. 0.125
  18. 87.5
  19. 1/5
  20. 0.1
  21. 45
  22. 45
  23. 20
  24. 40
  25. 80
  26. 50
  27. 0.65
  28. 4/5
  29. 0.75
  30. 62.5
  31. 20
  32. 95
  33. 85
  34. 35
  35. 37.5
  36. 11/20
  37. 60
  38. 0.55
  39. 0.75
  40. 80

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