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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 540 · 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 220 =
  2. 2.5% of 40 =
  3. 3.10% of 420 =
  4. 4.1% of 2100 =
  5. 5.5% of 420 =
  6. 6.75% of 152 =
  7. 7.75% of 28 =
  8. 8.5% of 220 =
  9. 9.20% of 240 =
  10. 10.10% of 340 =
  11. 11.25% of 288 =
  12. 12.5% of 700 =
  13. 13.50% of 22 =
  14. 14.50% of 398 =
  15. 15.50% of 470 =
  16. 16.10% of 560 =
  17. 17.20% of 400 =
  18. 18.25% of 192 =
  19. 19.20% of 340 =
  20. 20.1% of 1700 =
  21. 21.20% of 415 =
  22. 22.10% of 460 =
  23. 23.50% of 114 =
  24. 24.50% of 56 =
  25. 25.20% of 420 =
  26. 26.10% of 250 =
  27. 27.50% of 460 =
  28. 28.5% of 720 =
  29. 29.75% of 204 =
  30. 30.1% of 1600 =
  31. 31.25% of 104 =
  32. 32.1% of 2700 =
  33. 33.75% of 188 =
  34. 34.5% of 20 =
  35. 35.50% of 486 =
  36. 36.20% of 265 =
  37. 37.5% of 340 =
  38. 38.5% of 800 =
  39. 39.10% of 690 =
  40. 40.75% of 92 =

Answer key

  1. 22
  2. 2
  3. 42
  4. 21
  5. 21
  6. 114
  7. 21
  8. 11
  9. 48
  10. 34
  11. 72
  12. 35
  13. 11
  14. 199
  15. 235
  16. 56
  17. 80
  18. 48
  19. 68
  20. 17
  21. 83
  22. 46
  23. 57
  24. 28
  25. 84
  26. 25
  27. 230
  28. 36
  29. 153
  30. 16
  31. 26
  32. 27
  33. 141
  34. 1
  35. 243
  36. 53
  37. 17
  38. 40
  39. 69
  40. 69

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