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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 126 · 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 55%? (a) 9/10 (b) 3/10 (c) 3/4 (d) 11/20
  2. 2.1/5 as a percent =
  3. 3.Which fraction is 0.65? (a) 13/20 (b) 3/5 (c) 1/2 (d) 3/4
  4. 4.0.45 as a percent =
  5. 5.37.5% as a decimal =
  6. 6.0.5 as a percent =
  7. 7.1/8 as a percent =
  8. 8.0.15 as a percent =
  9. 9.Which fraction is 0.1? (a) 1/10 (b) 9/10 (c) 1/4 (d) 9/20
  10. 10.50% as a decimal =
  11. 11.35% as a decimal =
  12. 12.0.375 as a percent =
  13. 13.0.95 as a percent =
  14. 14.1/4 as a percent =
  15. 15.60% as a decimal =
  16. 16.Which fraction is 0.5? (a) 1/5 (b) 1/2 (c) 2/5 (d) 1/8
  17. 17.13/20 as a percent =
  18. 18.4/5 as a percent =
  19. 19.75% as a decimal =
  20. 20.9/20 as a percent =
  21. 21.0.3 as a percent =
  22. 22.0.6 as a percent =
  23. 23.Which fraction is 37.5%? (a) 1/2 (b) 1/20 (c) 1/5 (d) 3/8
  24. 24.Which fraction is 60%? (a) 9/20 (b) 19/20 (c) 3/10 (d) 3/5
  25. 25.Which fraction is 0.7? (a) 1/4 (b) 1/5 (c) 9/20 (d) 7/10
  26. 26.90% as a decimal =
  27. 27.19/20 as a percent =
  28. 28.1/10 as a percent =
  29. 29.0.05 as a percent =
  30. 30.0.65 as a percent =
  31. 31.Which fraction is 0.3? (a) 3/4 (b) 3/8 (c) 2/5 (d) 3/10
  32. 32.1/20 as a percent =
  33. 33.Which fraction is 0.9? (a) 9/10 (b) 7/10 (c) 7/20 (d) 9/20
  34. 34.Which fraction is 0.9? (a) 7/8 (b) 9/10 (c) 1/8 (d) 11/20
  35. 35.0.55 as a percent =
  36. 36.45% as a decimal =
  37. 37.0.4 as a percent =
  38. 38.Which fraction is 50%? (a) 9/10 (b) 11/20 (c) 1/2 (d) 1/10
  39. 39.0.35 as a percent =
  40. 40.4/5 as a percent =

Answer key

  1. 11/20
  2. 20
  3. 13/20
  4. 45
  5. 0.375
  6. 50
  7. 12.5
  8. 15
  9. 1/10
  10. 0.5
  11. 0.35
  12. 37.5
  13. 95
  14. 25
  15. 0.6
  16. 1/2
  17. 65
  18. 80
  19. 0.75
  20. 45
  21. 30
  22. 60
  23. 3/8
  24. 3/5
  25. 7/10
  26. 0.9
  27. 95
  28. 10
  29. 5
  30. 65
  31. 3/10
  32. 5
  33. 9/10
  34. 9/10
  35. 55
  36. 0.45
  37. 40
  38. 1/2
  39. 35
  40. 80

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