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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 648 · 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. 1.10% of 290 =
  2. 2.1% of 100 =
  3. 3.50% of 282 =
  4. 4.20% of 415 =
  5. 5.75% of 96 =
  6. 6.10% of 370 =
  7. 7.50% of 280 =
  8. 8.50% of 404 =
  9. 9.1% of 2800 =
  10. 10.75% of 216 =
  11. 11.5% of 20 =
  12. 12.50% of 226 =
  13. 13.10% of 470 =
  14. 14.75% of 128 =
  15. 15.1% of 1100 =
  16. 16.1% of 900 =
  17. 17.75% of 72 =
  18. 18.75% of 64 =
  19. 19.10% of 180 =
  20. 20.20% of 170 =
  21. 21.75% of 12 =
  22. 22.1% of 2100 =
  23. 23.20% of 300 =
  24. 24.10% of 120 =
  25. 25.1% of 1600 =
  26. 26.25% of 212 =
  27. 27.50% of 76 =
  28. 28.10% of 890 =
  29. 29.20% of 360 =
  30. 30.20% of 440 =
  31. 31.50% of 210 =
  32. 32.25% of 336 =
  33. 33.25% of 56 =
  34. 34.20% of 320 =
  35. 35.5% of 760 =
  36. 36.5% of 280 =
  37. 37.75% of 204 =
  38. 38.5% of 620 =
  39. 39.20% of 495 =
  40. 40.1% of 2200 =

Answer key

  1. 29
  2. 1
  3. 141
  4. 83
  5. 72
  6. 37
  7. 140
  8. 202
  9. 28
  10. 162
  11. 1
  12. 113
  13. 47
  14. 96
  15. 11
  16. 9
  17. 54
  18. 48
  19. 18
  20. 34
  21. 9
  22. 21
  23. 60
  24. 12
  25. 16
  26. 53
  27. 38
  28. 89
  29. 72
  30. 88
  31. 105
  32. 84
  33. 14
  34. 64
  35. 38
  36. 14
  37. 153
  38. 31
  39. 99
  40. 22

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