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Percentage Shortcuts Worksheet – 10%, 25%, 50%

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 685 · 40 questions
TalentJR

How to work it out (Halves and tenths): 10%: divide by 10. 1%: divide by 100. 50%: halve. 25%: halve, then halve again. 75% = 50% + 25%. 5%: half of 10%. 20%: double 10%.

NameDateTime takenScore ___ / 40
  1. 1.75% of 212 =
  2. 2.1% of 400 =
  3. 3.20% of 180 =
  4. 4.1% of 1000 =
  5. 5.5% of 580 =
  6. 6.10% of 70 =
  7. 7.5% of 300 =
  8. 8.10% of 690 =
  9. 9.50% of 390 =
  10. 10.20% of 215 =
  11. 11.10% of 710 =
  12. 12.75% of 152 =
  13. 13.20% of 210 =
  14. 14.20% of 230 =
  15. 15.10% of 230 =
  16. 16.50% of 100 =
  17. 17.5% of 120 =
  18. 18.10% of 660 =
  19. 19.5% of 40 =
  20. 20.1% of 100 =
  21. 21.20% of 205 =
  22. 22.1% of 1500 =
  23. 23.50% of 84 =
  24. 24.1% of 2900 =
  25. 25.20% of 225 =
  26. 26.20% of 435 =
  27. 27.5% of 700 =
  28. 28.50% of 378 =
  29. 29.1% of 800 =
  30. 30.20% of 365 =
  31. 31.20% of 265 =
  32. 32.5% of 460 =
  33. 33.10% of 790 =
  34. 34.5% of 380 =
  35. 35.5% of 160 =
  36. 36.75% of 156 =
  37. 37.1% of 2500 =
  38. 38.10% of 100 =
  39. 39.20% of 75 =
  40. 40.1% of 500 =

Answer key

  1. 159
  2. 4
  3. 36
  4. 10
  5. 29
  6. 7
  7. 15
  8. 69
  9. 195
  10. 43
  11. 71
  12. 114
  13. 42
  14. 46
  15. 23
  16. 50
  17. 6
  18. 66
  19. 2
  20. 1
  21. 41
  22. 15
  23. 42
  24. 29
  25. 45
  26. 87
  27. 35
  28. 189
  29. 8
  30. 73
  31. 53
  32. 23
  33. 79
  34. 19
  35. 8
  36. 117
  37. 25
  38. 10
  39. 15
  40. 5

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