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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 440 · 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. 1.65% as a decimal =
  2. 2.75% as a decimal =
  3. 3.80% as a decimal =
  4. 4.Which fraction is 0.1? (a) 3/10 (b) 5/8 (c) 9/20 (d) 1/10
  5. 5.Which fraction is 0.625? (a) 3/10 (b) 3/5 (c) 13/20 (d) 5/8
  6. 6.0.375 as a percent =
  7. 7.11/20 as a percent =
  8. 8.7/20 as a percent =
  9. 9.Which fraction is 0.4? (a) 3/4 (b) 2/5 (c) 1/8 (d) 9/10
  10. 10.Which fraction is 50%? (a) 2/5 (b) 3/8 (c) 1/2 (d) 1/8
  11. 11.Which fraction is 5%? (a) 5/8 (b) 1/20 (c) 1/8 (d) 1/5
  12. 12.Which fraction is 37.5%? (a) 17/20 (b) 13/20 (c) 3/8 (d) 3/20
  13. 13.45% as a decimal =
  14. 14.0.4 as a percent =
  15. 15.9/20 as a percent =
  16. 16.0.375 as a percent =
  17. 17.0.9 as a percent =
  18. 18.3/10 as a percent =
  19. 19.1/8 as a percent =
  20. 20.3/8 as a percent =
  21. 21.0.375 as a percent =
  22. 22.3/20 as a percent =
  23. 23.0.4 as a percent =
  24. 24.Which fraction is 35%? (a) 7/8 (b) 3/8 (c) 17/20 (d) 7/20
  25. 25.Which fraction is 62.5%? (a) 5/8 (b) 9/20 (c) 3/5 (d) 7/8
  26. 26.62.5% as a decimal =
  27. 27.0.95 as a percent =
  28. 28.30% as a decimal =
  29. 29.0.2 as a percent =
  30. 30.37.5% as a decimal =
  31. 31.0.6 as a percent =
  32. 32.3/10 as a percent =
  33. 33.3/8 as a percent =
  34. 34.Which fraction is 0.625? (a) 2/5 (b) 5/8 (c) 1/8 (d) 1/2
  35. 35.0.35 as a percent =
  36. 36.10% as a decimal =
  37. 37.Which fraction is 0.75? (a) 7/8 (b) 3/4 (c) 3/20 (d) 11/20
  38. 38.80% as a decimal =
  39. 39.87.5% as a decimal =
  40. 40.90% as a decimal =

Answer key

  1. 0.65
  2. 0.75
  3. 0.8
  4. 1/10
  5. 5/8
  6. 37.5
  7. 55
  8. 35
  9. 2/5
  10. 1/2
  11. 1/20
  12. 3/8
  13. 0.45
  14. 40
  15. 45
  16. 37.5
  17. 90
  18. 30
  19. 12.5
  20. 37.5
  21. 37.5
  22. 15
  23. 40
  24. 7/20
  25. 5/8
  26. 0.625
  27. 95
  28. 0.3
  29. 20
  30. 0.375
  31. 60
  32. 30
  33. 37.5
  34. 5/8
  35. 35
  36. 0.1
  37. 3/4
  38. 0.8
  39. 0.875
  40. 0.9

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