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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 84 · 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. 1.1% of 2700 =
  2. 2.1% of 700 =
  3. 3.20% of 155 =
  4. 4.20% of 290 =
  5. 5.5% of 360 =
  6. 6.25% of 44 =
  7. 7.10% of 570 =
  8. 8.20% of 45 =
  9. 9.5% of 640 =
  10. 10.50% of 446 =
  11. 11.75% of 200 =
  12. 12.10% of 50 =
  13. 13.50% of 254 =
  14. 14.5% of 20 =
  15. 15.5% of 180 =
  16. 16.10% of 850 =
  17. 17.75% of 140 =
  18. 18.20% of 20 =
  19. 19.50% of 388 =
  20. 20.5% of 380 =
  21. 21.75% of 36 =
  22. 22.25% of 388 =
  23. 23.20% of 400 =
  24. 24.25% of 68 =
  25. 25.10% of 190 =
  26. 26.10% of 650 =
  27. 27.20% of 95 =
  28. 28.20% of 410 =
  29. 29.25% of 156 =
  30. 30.5% of 40 =
  31. 31.20% of 460 =
  32. 32.50% of 144 =
  33. 33.10% of 800 =
  34. 34.75% of 172 =
  35. 35.50% of 218 =
  36. 36.25% of 88 =
  37. 37.20% of 430 =
  38. 38.50% of 58 =
  39. 39.10% of 590 =
  40. 40.10% of 140 =

Answer key

  1. 27
  2. 7
  3. 31
  4. 58
  5. 18
  6. 11
  7. 57
  8. 9
  9. 32
  10. 223
  11. 150
  12. 5
  13. 127
  14. 1
  15. 9
  16. 85
  17. 105
  18. 4
  19. 194
  20. 19
  21. 27
  22. 97
  23. 80
  24. 17
  25. 19
  26. 65
  27. 19
  28. 82
  29. 39
  30. 2
  31. 92
  32. 72
  33. 80
  34. 129
  35. 109
  36. 22
  37. 86
  38. 29
  39. 59
  40. 14

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