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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 897 · 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. 1.15% as a decimal =
  2. 2.0.45 as a percent =
  3. 3.Which fraction is 0.15? (a) 2/5 (b) 1/2 (c) 3/20 (d) 17/20
  4. 4.Which fraction is 0.2? (a) 3/5 (b) 13/20 (c) 1/4 (d) 1/5
  5. 5.Which fraction is 25%? (a) 13/20 (b) 1/5 (c) 1/20 (d) 1/4
  6. 6.55% as a decimal =
  7. 7.Which fraction is 45%? (a) 11/20 (b) 3/4 (c) 3/10 (d) 9/20
  8. 8.0.65 as a percent =
  9. 9.7/20 as a percent =
  10. 10.37.5% as a decimal =
  11. 11.Which fraction is 20%? (a) 3/20 (b) 1/5 (c) 13/20 (d) 3/4
  12. 12.19/20 as a percent =
  13. 13.0.4 as a percent =
  14. 14.5/8 as a percent =
  15. 15.Which fraction is 0.45? (a) 4/5 (b) 1/4 (c) 9/20 (d) 1/2
  16. 16.87.5% as a decimal =
  17. 17.13/20 as a percent =
  18. 18.3/20 as a percent =
  19. 19.1/10 as a percent =
  20. 20.7/10 as a percent =
  21. 21.19/20 as a percent =
  22. 22.60% as a decimal =
  23. 23.0.25 as a percent =
  24. 24.Which fraction is 85%? (a) 7/10 (b) 17/20 (c) 3/5 (d) 1/4
  25. 25.Which fraction is 0.7? (a) 5/8 (b) 3/8 (c) 2/5 (d) 7/10
  26. 26.85% as a decimal =
  27. 27.1/4 as a percent =
  28. 28.13/20 as a percent =
  29. 29.3/20 as a percent =
  30. 30.0.25 as a percent =
  31. 31.Which fraction is 0.95? (a) 13/20 (b) 3/20 (c) 5/8 (d) 19/20
  32. 32.1/10 as a percent =
  33. 33.Which fraction is 0.45? (a) 1/4 (b) 1/2 (c) 3/20 (d) 9/20
  34. 34.17/20 as a percent =
  35. 35.Which fraction is 37.5%? (a) 1/20 (b) 7/20 (c) 3/8 (d) 11/20
  36. 36.7/10 as a percent =
  37. 37.Which fraction is 65%? (a) 13/20 (b) 5/8 (c) 17/20 (d) 1/2
  38. 38.0.5 as a percent =
  39. 39.35% as a decimal =
  40. 40.0.7 as a percent =

Answer key

  1. 0.15
  2. 45
  3. 3/20
  4. 1/5
  5. 1/4
  6. 0.55
  7. 9/20
  8. 65
  9. 35
  10. 0.375
  11. 1/5
  12. 95
  13. 40
  14. 62.5
  15. 9/20
  16. 0.875
  17. 65
  18. 15
  19. 10
  20. 70
  21. 95
  22. 0.6
  23. 25
  24. 17/20
  25. 7/10
  26. 0.85
  27. 25
  28. 65
  29. 15
  30. 25
  31. 19/20
  32. 10
  33. 9/20
  34. 85
  35. 3/8
  36. 70
  37. 13/20
  38. 50
  39. 0.35
  40. 70

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