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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 890 · 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. 1.12.5% as a decimal =
  2. 2.0.625 as a percent =
  3. 3.1/10 as a percent =
  4. 4.1/8 as a percent =
  5. 5.9/10 as a percent =
  6. 6.3/8 as a percent =
  7. 7.5% as a decimal =
  8. 8.Which fraction is 0.45? (a) 3/5 (b) 1/8 (c) 3/20 (d) 9/20
  9. 9.15% as a decimal =
  10. 10.87.5% as a decimal =
  11. 11.3/20 as a percent =
  12. 12.19/20 as a percent =
  13. 13.3/10 as a percent =
  14. 14.9/20 as a percent =
  15. 15.20% as a decimal =
  16. 16.Which fraction is 0.1? (a) 1/4 (b) 1/10 (c) 2/5 (d) 9/20
  17. 17.Which fraction is 45%? (a) 3/5 (b) 1/20 (c) 13/20 (d) 9/20
  18. 18.Which fraction is 0.3? (a) 13/20 (b) 1/10 (c) 3/10 (d) 1/8
  19. 19.60% as a decimal =
  20. 20.3/8 as a percent =
  21. 21.75% as a decimal =
  22. 22.0.8 as a percent =
  23. 23.11/20 as a percent =
  24. 24.25% as a decimal =
  25. 25.Which fraction is 0.75? (a) 13/20 (b) 3/5 (c) 3/4 (d) 7/10
  26. 26.Which fraction is 45%? (a) 3/4 (b) 5/8 (c) 9/20 (d) 1/20
  27. 27.Which fraction is 0.5? (a) 1/5 (b) 1/2 (c) 7/20 (d) 1/20
  28. 28.Which fraction is 0.4? (a) 5/8 (b) 3/5 (c) 1/2 (d) 2/5
  29. 29.0.2 as a percent =
  30. 30.0.1 as a percent =
  31. 31.0.35 as a percent =
  32. 32.0.35 as a percent =
  33. 33.Which fraction is 60%? (a) 1/5 (b) 7/8 (c) 5/8 (d) 3/5
  34. 34.50% as a decimal =
  35. 35.12.5% as a decimal =
  36. 36.0.65 as a percent =
  37. 37.Which fraction is 0.15? (a) 1/2 (b) 3/20 (c) 3/8 (d) 3/4
  38. 38.Which fraction is 85%? (a) 3/4 (b) 1/4 (c) 17/20 (d) 7/8
  39. 39.37.5% as a decimal =
  40. 40.15% as a decimal =

Answer key

  1. 0.125
  2. 62.5
  3. 10
  4. 12.5
  5. 90
  6. 37.5
  7. 0.05
  8. 9/20
  9. 0.15
  10. 0.875
  11. 15
  12. 95
  13. 30
  14. 45
  15. 0.2
  16. 1/10
  17. 9/20
  18. 3/10
  19. 0.6
  20. 37.5
  21. 0.75
  22. 80
  23. 55
  24. 0.25
  25. 3/4
  26. 9/20
  27. 1/2
  28. 2/5
  29. 20
  30. 10
  31. 35
  32. 35
  33. 3/5
  34. 0.5
  35. 0.125
  36. 65
  37. 3/20
  38. 17/20
  39. 0.375
  40. 0.15

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