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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 925 · 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 30%? (a) 1/2 (b) 3/10 (c) 1/10 (d) 1/5
  2. 2.3/5 as a percent =
  3. 3.11/20 as a percent =
  4. 4.0.95 as a percent =
  5. 5.Which fraction is 35%? (a) 19/20 (b) 1/20 (c) 1/4 (d) 7/20
  6. 6.65% as a decimal =
  7. 7.0.3 as a percent =
  8. 8.Which fraction is 50%? (a) 3/10 (b) 3/4 (c) 1/8 (d) 1/2
  9. 9.90% as a decimal =
  10. 10.0.2 as a percent =
  11. 11.Which fraction is 0.55? (a) 1/5 (b) 11/20 (c) 5/8 (d) 9/20
  12. 12.65% as a decimal =
  13. 13.Which fraction is 0.2? (a) 1/5 (b) 9/10 (c) 5/8 (d) 17/20
  14. 14.5/8 as a percent =
  15. 15.0.45 as a percent =
  16. 16.Which fraction is 55%? (a) 1/5 (b) 5/8 (c) 3/5 (d) 11/20
  17. 17.2/5 as a percent =
  18. 18.0.95 as a percent =
  19. 19.Which fraction is 0.7? (a) 1/10 (b) 9/10 (c) 7/10 (d) 3/4
  20. 20.80% as a decimal =
  21. 21.0.85 as a percent =
  22. 22.Which fraction is 0.375? (a) 3/8 (b) 2/5 (c) 11/20 (d) 4/5
  23. 23.0.8 as a percent =
  24. 24.45% as a decimal =
  25. 25.0.15 as a percent =
  26. 26.Which fraction is 37.5%? (a) 3/8 (b) 5/8 (c) 17/20 (d) 13/20
  27. 27.3/4 as a percent =
  28. 28.Which fraction is 0.05? (a) 19/20 (b) 1/20 (c) 5/8 (d) 7/8
  29. 29.7/8 as a percent =
  30. 30.0.25 as a percent =
  31. 31.25% as a decimal =
  32. 32.3/5 as a percent =
  33. 33.9/20 as a percent =
  34. 34.0.6 as a percent =
  35. 35.3/5 as a percent =
  36. 36.0.5 as a percent =
  37. 37.5% as a decimal =
  38. 38.0.65 as a percent =
  39. 39.Which fraction is 87.5%? (a) 7/8 (b) 1/8 (c) 3/4 (d) 9/20
  40. 40.3/20 as a percent =

Answer key

  1. 3/10
  2. 60
  3. 55
  4. 95
  5. 7/20
  6. 0.65
  7. 30
  8. 1/2
  9. 0.9
  10. 20
  11. 11/20
  12. 0.65
  13. 1/5
  14. 62.5
  15. 45
  16. 11/20
  17. 40
  18. 95
  19. 7/10
  20. 0.8
  21. 85
  22. 3/8
  23. 80
  24. 0.45
  25. 15
  26. 3/8
  27. 75
  28. 1/20
  29. 87.5
  30. 25
  31. 0.25
  32. 60
  33. 45
  34. 60
  35. 60
  36. 50
  37. 0.05
  38. 65
  39. 7/8
  40. 15

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