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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 614 · 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. 1.10% of 830 =
  2. 2.50% of 150 =
  3. 3.10% of 360 =
  4. 4.10% of 160 =
  5. 5.75% of 216 =
  6. 6.20% of 450 =
  7. 7.1% of 1800 =
  8. 8.50% of 38 =
  9. 9.20% of 195 =
  10. 10.5% of 220 =
  11. 11.10% of 150 =
  12. 12.20% of 225 =
  13. 13.10% of 890 =
  14. 14.25% of 168 =
  15. 15.10% of 380 =
  16. 16.1% of 800 =
  17. 17.10% of 520 =
  18. 18.10% of 620 =
  19. 19.1% of 2800 =
  20. 20.20% of 230 =
  21. 21.50% of 450 =
  22. 22.5% of 20 =
  23. 23.1% of 2000 =
  24. 24.5% of 140 =
  25. 25.50% of 376 =
  26. 26.75% of 140 =
  27. 27.5% of 280 =
  28. 28.5% of 340 =
  29. 29.25% of 36 =
  30. 30.50% of 84 =
  31. 31.20% of 105 =
  32. 32.10% of 200 =
  33. 33.25% of 12 =
  34. 34.1% of 3000 =
  35. 35.50% of 436 =
  36. 36.10% of 790 =
  37. 37.50% of 208 =
  38. 38.5% of 520 =
  39. 39.50% of 156 =
  40. 40.25% of 352 =

Answer key

  1. 83
  2. 75
  3. 36
  4. 16
  5. 162
  6. 90
  7. 18
  8. 19
  9. 39
  10. 11
  11. 15
  12. 45
  13. 89
  14. 42
  15. 38
  16. 8
  17. 52
  18. 62
  19. 28
  20. 46
  21. 225
  22. 1
  23. 20
  24. 7
  25. 188
  26. 105
  27. 14
  28. 17
  29. 9
  30. 42
  31. 21
  32. 20
  33. 3
  34. 30
  35. 218
  36. 79
  37. 104
  38. 26
  39. 78
  40. 88

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