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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 91 · 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. 1.5% of 600 =
  2. 2.75% of 228 =
  3. 3.25% of 28 =
  4. 4.50% of 324 =
  5. 5.5% of 260 =
  6. 6.75% of 216 =
  7. 7.20% of 430 =
  8. 8.1% of 2900 =
  9. 9.10% of 810 =
  10. 10.10% of 500 =
  11. 11.20% of 320 =
  12. 12.10% of 140 =
  13. 13.5% of 200 =
  14. 14.5% of 20 =
  15. 15.25% of 48 =
  16. 16.20% of 60 =
  17. 17.50% of 398 =
  18. 18.1% of 800 =
  19. 19.50% of 248 =
  20. 20.20% of 475 =
  21. 21.50% of 480 =
  22. 22.20% of 195 =
  23. 23.75% of 156 =
  24. 24.50% of 286 =
  25. 25.50% of 302 =
  26. 26.5% of 120 =
  27. 27.20% of 155 =
  28. 28.10% of 620 =
  29. 29.20% of 460 =
  30. 30.20% of 500 =
  31. 31.75% of 140 =
  32. 32.1% of 2100 =
  33. 33.50% of 58 =
  34. 34.25% of 268 =
  35. 35.25% of 336 =
  36. 36.10% of 430 =
  37. 37.75% of 44 =
  38. 38.50% of 346 =
  39. 39.10% of 400 =
  40. 40.20% of 230 =

Answer key

  1. 30
  2. 171
  3. 7
  4. 162
  5. 13
  6. 162
  7. 86
  8. 29
  9. 81
  10. 50
  11. 64
  12. 14
  13. 10
  14. 1
  15. 12
  16. 12
  17. 199
  18. 8
  19. 124
  20. 95
  21. 240
  22. 39
  23. 117
  24. 143
  25. 151
  26. 6
  27. 31
  28. 62
  29. 92
  30. 100
  31. 105
  32. 21
  33. 29
  34. 67
  35. 84
  36. 43
  37. 33
  38. 173
  39. 40
  40. 46

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