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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 903 · 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. 1.0.5 as a percent =
  2. 2.17/20 as a percent =
  3. 3.0.55 as a percent =
  4. 4.1/2 as a percent =
  5. 5.0.2 as a percent =
  6. 6.0.35 as a percent =
  7. 7.Which fraction is 0.2? (a) 3/8 (b) 1/5 (c) 7/20 (d) 3/5
  8. 8.75% as a decimal =
  9. 9.45% as a decimal =
  10. 10.0.125 as a percent =
  11. 11.Which fraction is 0.65? (a) 13/20 (b) 17/20 (c) 19/20 (d) 3/20
  12. 12.80% as a decimal =
  13. 13.50% as a decimal =
  14. 14.0.35 as a percent =
  15. 15.Which fraction is 0.625? (a) 7/20 (b) 5/8 (c) 9/20 (d) 3/10
  16. 16.11/20 as a percent =
  17. 17.12.5% as a decimal =
  18. 18.0.8 as a percent =
  19. 19.Which fraction is 0.25? (a) 3/8 (b) 11/20 (c) 1/4 (d) 3/20
  20. 20.3/20 as a percent =
  21. 21.65% as a decimal =
  22. 22.65% as a decimal =
  23. 23.Which fraction is 0.75? (a) 3/4 (b) 7/8 (c) 1/10 (d) 9/10
  24. 24.35% as a decimal =
  25. 25.9/10 as a percent =
  26. 26.75% as a decimal =
  27. 27.Which fraction is 0.45? (a) 1/20 (b) 3/20 (c) 9/20 (d) 3/10
  28. 28.0.2 as a percent =
  29. 29.0.6 as a percent =
  30. 30.Which fraction is 87.5%? (a) 7/8 (b) 3/4 (c) 3/10 (d) 9/10
  31. 31.0.6 as a percent =
  32. 32.Which fraction is 87.5%? (a) 7/8 (b) 1/10 (c) 9/20 (d) 3/4
  33. 33.70% as a decimal =
  34. 34.30% as a decimal =
  35. 35.Which fraction is 0.5? (a) 2/5 (b) 1/20 (c) 17/20 (d) 1/2
  36. 36.55% as a decimal =
  37. 37.0.3 as a percent =
  38. 38.0.1 as a percent =
  39. 39.40% as a decimal =
  40. 40.45% as a decimal =

Answer key

  1. 50
  2. 85
  3. 55
  4. 50
  5. 20
  6. 35
  7. 1/5
  8. 0.75
  9. 0.45
  10. 12.5
  11. 13/20
  12. 0.8
  13. 0.5
  14. 35
  15. 5/8
  16. 55
  17. 0.125
  18. 80
  19. 1/4
  20. 15
  21. 0.65
  22. 0.65
  23. 3/4
  24. 0.35
  25. 90
  26. 0.75
  27. 9/20
  28. 20
  29. 60
  30. 7/8
  31. 60
  32. 7/8
  33. 0.7
  34. 0.3
  35. 1/2
  36. 0.55
  37. 30
  38. 10
  39. 0.4
  40. 0.45

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