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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 724 · 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 2100 =
  3. 3.50% of 74 =
  4. 4.10% of 810 =
  5. 5.25% of 288 =
  6. 6.50% of 134 =
  7. 7.25% of 244 =
  8. 8.25% of 16 =
  9. 9.50% of 370 =
  10. 10.20% of 390 =
  11. 11.50% of 244 =
  12. 12.25% of 232 =
  13. 13.20% of 385 =
  14. 14.1% of 3000 =
  15. 15.20% of 495 =
  16. 16.20% of 110 =
  17. 17.50% of 406 =
  18. 18.5% of 240 =
  19. 19.1% of 2000 =
  20. 20.10% of 710 =
  21. 21.20% of 320 =
  22. 22.20% of 430 =
  23. 23.50% of 90 =
  24. 24.50% of 480 =
  25. 25.75% of 24 =
  26. 26.50% of 358 =
  27. 27.25% of 92 =
  28. 28.20% of 155 =
  29. 29.20% of 55 =
  30. 30.5% of 560 =
  31. 31.50% of 390 =
  32. 32.5% of 520 =
  33. 33.5% of 640 =
  34. 34.1% of 400 =
  35. 35.5% of 60 =
  36. 36.20% of 50 =
  37. 37.50% of 400 =
  38. 38.5% of 400 =
  39. 39.5% of 160 =
  40. 40.75% of 216 =

Answer key

  1. 27
  2. 21
  3. 37
  4. 81
  5. 72
  6. 67
  7. 61
  8. 4
  9. 185
  10. 78
  11. 122
  12. 58
  13. 77
  14. 30
  15. 99
  16. 22
  17. 203
  18. 12
  19. 20
  20. 71
  21. 64
  22. 86
  23. 45
  24. 240
  25. 18
  26. 179
  27. 23
  28. 31
  29. 11
  30. 28
  31. 195
  32. 26
  33. 32
  34. 4
  35. 3
  36. 10
  37. 200
  38. 20
  39. 8
  40. 162

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