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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 489 · 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. 1.25% of 340 =
  2. 2.1% of 1500 =
  3. 3.20% of 465 =
  4. 4.50% of 50 =
  5. 5.10% of 90 =
  6. 6.75% of 68 =
  7. 7.10% of 720 =
  8. 8.10% of 100 =
  9. 9.5% of 20 =
  10. 10.75% of 132 =
  11. 11.10% of 410 =
  12. 12.5% of 320 =
  13. 13.1% of 2000 =
  14. 14.75% of 12 =
  15. 15.5% of 740 =
  16. 16.75% of 204 =
  17. 17.50% of 58 =
  18. 18.10% of 710 =
  19. 19.25% of 116 =
  20. 20.5% of 580 =
  21. 21.25% of 208 =
  22. 22.50% of 258 =
  23. 23.25% of 40 =
  24. 24.1% of 2800 =
  25. 25.20% of 175 =
  26. 26.50% of 228 =
  27. 27.25% of 212 =
  28. 28.50% of 468 =
  29. 29.1% of 2900 =
  30. 30.75% of 40 =
  31. 31.50% of 430 =
  32. 32.20% of 65 =
  33. 33.50% of 114 =
  34. 34.50% of 142 =
  35. 35.50% of 80 =
  36. 36.10% of 530 =
  37. 37.75% of 104 =
  38. 38.75% of 20 =
  39. 39.1% of 2200 =
  40. 40.10% of 40 =

Answer key

  1. 85
  2. 15
  3. 93
  4. 25
  5. 9
  6. 51
  7. 72
  8. 10
  9. 1
  10. 99
  11. 41
  12. 16
  13. 20
  14. 9
  15. 37
  16. 153
  17. 29
  18. 71
  19. 29
  20. 29
  21. 52
  22. 129
  23. 10
  24. 28
  25. 35
  26. 114
  27. 53
  28. 234
  29. 29
  30. 30
  31. 215
  32. 13
  33. 57
  34. 71
  35. 40
  36. 53
  37. 78
  38. 15
  39. 22
  40. 4

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