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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 231 · 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 800 =
  2. 2.10% of 320 =
  3. 3.75% of 108 =
  4. 4.20% of 155 =
  5. 5.50% of 400 =
  6. 6.25% of 20 =
  7. 7.75% of 180 =
  8. 8.50% of 140 =
  9. 9.5% of 200 =
  10. 10.1% of 2100 =
  11. 11.10% of 120 =
  12. 12.50% of 360 =
  13. 13.10% of 290 =
  14. 14.25% of 164 =
  15. 15.25% of 92 =
  16. 16.1% of 900 =
  17. 17.5% of 80 =
  18. 18.10% of 760 =
  19. 19.75% of 124 =
  20. 20.75% of 200 =
  21. 21.10% of 230 =
  22. 22.10% of 510 =
  23. 23.75% of 84 =
  24. 24.20% of 195 =
  25. 25.5% of 360 =
  26. 26.50% of 72 =
  27. 27.10% of 140 =
  28. 28.50% of 440 =
  29. 29.75% of 140 =
  30. 30.20% of 115 =
  31. 31.5% of 120 =
  32. 32.5% of 240 =
  33. 33.50% of 460 =
  34. 34.20% of 375 =
  35. 35.20% of 265 =
  36. 36.5% of 620 =
  37. 37.10% of 890 =
  38. 38.10% of 50 =
  39. 39.50% of 34 =
  40. 40.75% of 56 =

Answer key

  1. 8
  2. 32
  3. 81
  4. 31
  5. 200
  6. 5
  7. 135
  8. 70
  9. 10
  10. 21
  11. 12
  12. 180
  13. 29
  14. 41
  15. 23
  16. 9
  17. 4
  18. 76
  19. 93
  20. 150
  21. 23
  22. 51
  23. 63
  24. 39
  25. 18
  26. 36
  27. 14
  28. 220
  29. 105
  30. 23
  31. 6
  32. 12
  33. 230
  34. 75
  35. 53
  36. 31
  37. 89
  38. 5
  39. 17
  40. 42

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