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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 911 · 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 324 =
  2. 2.75% of 72 =
  3. 3.20% of 275 =
  4. 4.25% of 52 =
  5. 5.75% of 216 =
  6. 6.25% of 384 =
  7. 7.25% of 292 =
  8. 8.10% of 250 =
  9. 9.25% of 228 =
  10. 10.25% of 312 =
  11. 11.5% of 720 =
  12. 12.75% of 140 =
  13. 13.5% of 160 =
  14. 14.10% of 490 =
  15. 15.50% of 110 =
  16. 16.10% of 300 =
  17. 17.10% of 670 =
  18. 18.20% of 170 =
  19. 19.10% of 30 =
  20. 20.10% of 110 =
  21. 21.1% of 1700 =
  22. 22.75% of 20 =
  23. 23.25% of 280 =
  24. 24.10% of 50 =
  25. 25.75% of 152 =
  26. 26.25% of 140 =
  27. 27.10% of 90 =
  28. 28.20% of 30 =
  29. 29.50% of 24 =
  30. 30.20% of 355 =
  31. 31.50% of 118 =
  32. 32.1% of 800 =
  33. 33.5% of 780 =
  34. 34.25% of 84 =
  35. 35.25% of 184 =
  36. 36.20% of 235 =
  37. 37.25% of 92 =
  38. 38.75% of 228 =
  39. 39.5% of 80 =
  40. 40.75% of 16 =

Answer key

  1. 81
  2. 54
  3. 55
  4. 13
  5. 162
  6. 96
  7. 73
  8. 25
  9. 57
  10. 78
  11. 36
  12. 105
  13. 8
  14. 49
  15. 55
  16. 30
  17. 67
  18. 34
  19. 3
  20. 11
  21. 17
  22. 15
  23. 70
  24. 5
  25. 114
  26. 35
  27. 9
  28. 6
  29. 12
  30. 71
  31. 59
  32. 8
  33. 39
  34. 21
  35. 46
  36. 47
  37. 23
  38. 171
  39. 4
  40. 12

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