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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 673 · 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. 1.50% of 270 =
  2. 2.5% of 120 =
  3. 3.50% of 250 =
  4. 4.20% of 265 =
  5. 5.75% of 100 =
  6. 6.10% of 440 =
  7. 7.20% of 45 =
  8. 8.10% of 450 =
  9. 9.10% of 110 =
  10. 10.20% of 440 =
  11. 11.5% of 140 =
  12. 12.1% of 3000 =
  13. 13.10% of 410 =
  14. 14.50% of 188 =
  15. 15.50% of 342 =
  16. 16.10% of 560 =
  17. 17.25% of 20 =
  18. 18.50% of 300 =
  19. 19.25% of 32 =
  20. 20.1% of 400 =
  21. 21.75% of 28 =
  22. 22.5% of 740 =
  23. 23.10% of 660 =
  24. 24.5% of 80 =
  25. 25.1% of 2600 =
  26. 26.10% of 730 =
  27. 27.25% of 72 =
  28. 28.75% of 112 =
  29. 29.5% of 320 =
  30. 30.1% of 500 =
  31. 31.5% of 40 =
  32. 32.25% of 232 =
  33. 33.20% of 495 =
  34. 34.75% of 76 =
  35. 35.5% of 580 =
  36. 36.50% of 284 =
  37. 37.75% of 144 =
  38. 38.20% of 435 =
  39. 39.20% of 70 =
  40. 40.20% of 350 =

Answer key

  1. 135
  2. 6
  3. 125
  4. 53
  5. 75
  6. 44
  7. 9
  8. 45
  9. 11
  10. 88
  11. 7
  12. 30
  13. 41
  14. 94
  15. 171
  16. 56
  17. 5
  18. 150
  19. 8
  20. 4
  21. 21
  22. 37
  23. 66
  24. 4
  25. 26
  26. 73
  27. 18
  28. 84
  29. 16
  30. 5
  31. 2
  32. 58
  33. 99
  34. 57
  35. 29
  36. 142
  37. 108
  38. 87
  39. 14
  40. 70

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