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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 994 · 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. 1.1/5 as a percent =
  2. 2.1/5 as a percent =
  3. 3.1/2 as a percent =
  4. 4.10% as a decimal =
  5. 5.85% as a decimal =
  6. 6.Which fraction is 0.05? (a) 1/20 (b) 2/5 (c) 3/5 (d) 7/10
  7. 7.7/10 as a percent =
  8. 8.90% as a decimal =
  9. 9.85% as a decimal =
  10. 10.2/5 as a percent =
  11. 11.55% as a decimal =
  12. 12.Which fraction is 0.1? (a) 2/5 (b) 1/10 (c) 3/10 (d) 1/2
  13. 13.Which fraction is 0.65? (a) 2/5 (b) 13/20 (c) 3/10 (d) 3/5
  14. 14.2/5 as a percent =
  15. 15.Which fraction is 0.65? (a) 13/20 (b) 2/5 (c) 7/10 (d) 1/8
  16. 16.0.625 as a percent =
  17. 17.1/4 as a percent =
  18. 18.Which fraction is 50%? (a) 4/5 (b) 3/5 (c) 1/2 (d) 2/5
  19. 19.Which fraction is 0.25? (a) 3/8 (b) 1/4 (c) 4/5 (d) 2/5
  20. 20.0.15 as a percent =
  21. 21.65% as a decimal =
  22. 22.0.7 as a percent =
  23. 23.40% as a decimal =
  24. 24.60% as a decimal =
  25. 25.10% as a decimal =
  26. 26.Which fraction is 95%? (a) 1/20 (b) 7/10 (c) 3/10 (d) 19/20
  27. 27.4/5 as a percent =
  28. 28.80% as a decimal =
  29. 29.3/4 as a percent =
  30. 30.65% as a decimal =
  31. 31.85% as a decimal =
  32. 32.0.45 as a percent =
  33. 33.3/4 as a percent =
  34. 34.1/4 as a percent =
  35. 35.9/20 as a percent =
  36. 36.0.8 as a percent =
  37. 37.Which fraction is 30%? (a) 1/10 (b) 3/20 (c) 1/5 (d) 3/10
  38. 38.80% as a decimal =
  39. 39.9/20 as a percent =
  40. 40.Which fraction is 12.5%? (a) 1/20 (b) 1/8 (c) 11/20 (d) 3/4

Answer key

  1. 20
  2. 20
  3. 50
  4. 0.1
  5. 0.85
  6. 1/20
  7. 70
  8. 0.9
  9. 0.85
  10. 40
  11. 0.55
  12. 1/10
  13. 13/20
  14. 40
  15. 13/20
  16. 62.5
  17. 25
  18. 1/2
  19. 1/4
  20. 15
  21. 0.65
  22. 70
  23. 0.4
  24. 0.6
  25. 0.1
  26. 19/20
  27. 80
  28. 0.8
  29. 75
  30. 0.65
  31. 0.85
  32. 45
  33. 75
  34. 25
  35. 45
  36. 80
  37. 3/10
  38. 0.8
  39. 45
  40. 1/8

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