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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 841 · 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. 1.1/2 as a percent =
  2. 2.2/5 as a percent =
  3. 3.Which fraction is 0.4? (a) 2/5 (b) 9/20 (c) 4/5 (d) 1/20
  4. 4.0.875 as a percent =
  5. 5.1/20 as a percent =
  6. 6.Which fraction is 25%? (a) 17/20 (b) 3/20 (c) 1/4 (d) 1/20
  7. 7.Which fraction is 0.55? (a) 1/5 (b) 3/4 (c) 3/8 (d) 11/20
  8. 8.13/20 as a percent =
  9. 9.9/20 as a percent =
  10. 10.Which fraction is 10%? (a) 1/4 (b) 7/8 (c) 1/10 (d) 3/4
  11. 11.12.5% as a decimal =
  12. 12.3/5 as a percent =
  13. 13.7/8 as a percent =
  14. 14.4/5 as a percent =
  15. 15.1/5 as a percent =
  16. 16.65% as a decimal =
  17. 17.0.8 as a percent =
  18. 18.Which fraction is 0.1? (a) 1/4 (b) 3/8 (c) 1/10 (d) 5/8
  19. 19.1/4 as a percent =
  20. 20.0.125 as a percent =
  21. 21.0.5 as a percent =
  22. 22.3/20 as a percent =
  23. 23.11/20 as a percent =
  24. 24.Which fraction is 0.3? (a) 9/20 (b) 7/8 (c) 1/20 (d) 3/10
  25. 25.9/20 as a percent =
  26. 26.0.3 as a percent =
  27. 27.37.5% as a decimal =
  28. 28.40% as a decimal =
  29. 29.1/10 as a percent =
  30. 30.3/20 as a percent =
  31. 31.0.375 as a percent =
  32. 32.2/5 as a percent =
  33. 33.Which fraction is 62.5%? (a) 3/8 (b) 1/8 (c) 1/2 (d) 5/8
  34. 34.4/5 as a percent =
  35. 35.20% as a decimal =
  36. 36.19/20 as a percent =
  37. 37.3/8 as a percent =
  38. 38.30% as a decimal =
  39. 39.0.95 as a percent =
  40. 40.19/20 as a percent =

Answer key

  1. 50
  2. 40
  3. 2/5
  4. 87.5
  5. 5
  6. 1/4
  7. 11/20
  8. 65
  9. 45
  10. 1/10
  11. 0.125
  12. 60
  13. 87.5
  14. 80
  15. 20
  16. 0.65
  17. 80
  18. 1/10
  19. 25
  20. 12.5
  21. 50
  22. 15
  23. 55
  24. 3/10
  25. 45
  26. 30
  27. 0.375
  28. 0.4
  29. 10
  30. 15
  31. 37.5
  32. 40
  33. 5/8
  34. 80
  35. 0.2
  36. 95
  37. 37.5
  38. 0.3
  39. 95
  40. 95

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