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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 15 · 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. 1.75% of 220 =
  2. 2.75% of 180 =
  3. 3.50% of 424 =
  4. 4.1% of 500 =
  5. 5.75% of 108 =
  6. 6.50% of 432 =
  7. 7.20% of 350 =
  8. 8.1% of 100 =
  9. 9.20% of 75 =
  10. 10.25% of 84 =
  11. 11.10% of 70 =
  12. 12.1% of 2400 =
  13. 13.25% of 264 =
  14. 14.10% of 360 =
  15. 15.20% of 115 =
  16. 16.20% of 95 =
  17. 17.25% of 324 =
  18. 18.5% of 80 =
  19. 19.50% of 116 =
  20. 20.75% of 152 =
  21. 21.1% of 1400 =
  22. 22.50% of 34 =
  23. 23.1% of 200 =
  24. 24.75% of 164 =
  25. 25.25% of 96 =
  26. 26.25% of 92 =
  27. 27.5% of 120 =
  28. 28.20% of 90 =
  29. 29.75% of 36 =
  30. 30.25% of 292 =
  31. 31.10% of 550 =
  32. 32.10% of 150 =
  33. 33.20% of 20 =
  34. 34.75% of 16 =
  35. 35.75% of 216 =
  36. 36.5% of 440 =
  37. 37.75% of 64 =
  38. 38.1% of 1300 =
  39. 39.50% of 192 =
  40. 40.10% of 240 =

Answer key

  1. 165
  2. 135
  3. 212
  4. 5
  5. 81
  6. 216
  7. 70
  8. 1
  9. 15
  10. 21
  11. 7
  12. 24
  13. 66
  14. 36
  15. 23
  16. 19
  17. 81
  18. 4
  19. 58
  20. 114
  21. 14
  22. 17
  23. 2
  24. 123
  25. 24
  26. 23
  27. 6
  28. 18
  29. 27
  30. 73
  31. 55
  32. 15
  33. 4
  34. 12
  35. 162
  36. 22
  37. 48
  38. 13
  39. 96
  40. 24

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