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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 988 · 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.Which fraction is 0.4? (a) 9/20 (b) 3/5 (c) 1/2 (d) 2/5
  2. 2.75% as a decimal =
  3. 3.60% as a decimal =
  4. 4.7/20 as a percent =
  5. 5.Which fraction is 0.55? (a) 3/4 (b) 11/20 (c) 4/5 (d) 3/10
  6. 6.0.6 as a percent =
  7. 7.Which fraction is 0.75? (a) 3/4 (b) 1/4 (c) 3/8 (d) 5/8
  8. 8.75% as a decimal =
  9. 9.2/5 as a percent =
  10. 10.95% as a decimal =
  11. 11.9/10 as a percent =
  12. 12.10% as a decimal =
  13. 13.15% as a decimal =
  14. 14.1/5 as a percent =
  15. 15.Which fraction is 25%? (a) 3/10 (b) 1/4 (c) 5/8 (d) 7/20
  16. 16.0.15 as a percent =
  17. 17.1/20 as a percent =
  18. 18.Which fraction is 0.7? (a) 4/5 (b) 1/5 (c) 7/10 (d) 1/4
  19. 19.3/10 as a percent =
  20. 20.10% as a decimal =
  21. 21.Which fraction is 70%? (a) 4/5 (b) 7/10 (c) 9/20 (d) 1/5
  22. 22.40% as a decimal =
  23. 23.9/10 as a percent =
  24. 24.Which fraction is 50%? (a) 19/20 (b) 3/10 (c) 1/10 (d) 1/2
  25. 25.0.1 as a percent =
  26. 26.Which fraction is 10%? (a) 17/20 (b) 1/10 (c) 9/10 (d) 7/20
  27. 27.0.3 as a percent =
  28. 28.Which fraction is 0.75? (a) 1/5 (b) 3/10 (c) 3/4 (d) 4/5
  29. 29.Which fraction is 0.125? (a) 7/10 (b) 1/8 (c) 1/2 (d) 1/4
  30. 30.0.8 as a percent =
  31. 31.11/20 as a percent =
  32. 32.11/20 as a percent =
  33. 33.0.85 as a percent =
  34. 34.25% as a decimal =
  35. 35.0.6 as a percent =
  36. 36.0.8 as a percent =
  37. 37.2/5 as a percent =
  38. 38.Which fraction is 70%? (a) 11/20 (b) 19/20 (c) 9/10 (d) 7/10
  39. 39.1/2 as a percent =
  40. 40.0.875 as a percent =

Answer key

  1. 2/5
  2. 0.75
  3. 0.6
  4. 35
  5. 11/20
  6. 60
  7. 3/4
  8. 0.75
  9. 40
  10. 0.95
  11. 90
  12. 0.1
  13. 0.15
  14. 20
  15. 1/4
  16. 15
  17. 5
  18. 7/10
  19. 30
  20. 0.1
  21. 7/10
  22. 0.4
  23. 90
  24. 1/2
  25. 10
  26. 1/10
  27. 30
  28. 3/4
  29. 1/8
  30. 80
  31. 55
  32. 55
  33. 85
  34. 0.25
  35. 60
  36. 80
  37. 40
  38. 7/10
  39. 50
  40. 87.5

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