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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 637 · 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. 1.50% of 218 =
  2. 2.75% of 216 =
  3. 3.1% of 1500 =
  4. 4.20% of 195 =
  5. 5.50% of 92 =
  6. 6.75% of 60 =
  7. 7.50% of 340 =
  8. 8.50% of 118 =
  9. 9.50% of 480 =
  10. 10.5% of 100 =
  11. 11.5% of 160 =
  12. 12.50% of 182 =
  13. 13.25% of 84 =
  14. 14.1% of 2200 =
  15. 15.1% of 400 =
  16. 16.20% of 245 =
  17. 17.50% of 192 =
  18. 18.20% of 350 =
  19. 19.5% of 520 =
  20. 20.50% of 468 =
  21. 21.75% of 72 =
  22. 22.25% of 156 =
  23. 23.10% of 850 =
  24. 24.50% of 436 =
  25. 25.1% of 1900 =
  26. 26.75% of 200 =
  27. 27.20% of 30 =
  28. 28.10% of 840 =
  29. 29.1% of 1300 =
  30. 30.10% of 660 =
  31. 31.10% of 620 =
  32. 32.50% of 326 =
  33. 33.50% of 178 =
  34. 34.20% of 90 =
  35. 35.5% of 600 =
  36. 36.75% of 40 =
  37. 37.5% of 240 =
  38. 38.75% of 168 =
  39. 39.5% of 420 =
  40. 40.10% of 80 =

Answer key

  1. 109
  2. 162
  3. 15
  4. 39
  5. 46
  6. 45
  7. 170
  8. 59
  9. 240
  10. 5
  11. 8
  12. 91
  13. 21
  14. 22
  15. 4
  16. 49
  17. 96
  18. 70
  19. 26
  20. 234
  21. 54
  22. 39
  23. 85
  24. 218
  25. 19
  26. 150
  27. 6
  28. 84
  29. 13
  30. 66
  31. 62
  32. 163
  33. 89
  34. 18
  35. 30
  36. 30
  37. 12
  38. 126
  39. 21
  40. 8

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