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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 266 · 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 48 =
  2. 2.25% of 116 =
  3. 3.1% of 1700 =
  4. 4.10% of 830 =
  5. 5.50% of 70 =
  6. 6.1% of 1300 =
  7. 7.1% of 400 =
  8. 8.25% of 136 =
  9. 9.25% of 56 =
  10. 10.10% of 860 =
  11. 11.1% of 2100 =
  12. 12.50% of 468 =
  13. 13.20% of 170 =
  14. 14.10% of 280 =
  15. 15.10% of 70 =
  16. 16.25% of 256 =
  17. 17.1% of 300 =
  18. 18.10% of 770 =
  19. 19.1% of 2800 =
  20. 20.1% of 1800 =
  21. 21.1% of 2200 =
  22. 22.25% of 28 =
  23. 23.10% of 440 =
  24. 24.25% of 360 =
  25. 25.25% of 96 =
  26. 26.10% of 790 =
  27. 27.75% of 44 =
  28. 28.75% of 24 =
  29. 29.50% of 372 =
  30. 30.10% of 540 =
  31. 31.75% of 40 =
  32. 32.25% of 236 =
  33. 33.25% of 228 =
  34. 34.20% of 330 =
  35. 35.5% of 740 =
  36. 36.10% of 880 =
  37. 37.25% of 172 =
  38. 38.25% of 108 =
  39. 39.10% of 210 =
  40. 40.20% of 215 =

Answer key

  1. 24
  2. 29
  3. 17
  4. 83
  5. 35
  6. 13
  7. 4
  8. 34
  9. 14
  10. 86
  11. 21
  12. 234
  13. 34
  14. 28
  15. 7
  16. 64
  17. 3
  18. 77
  19. 28
  20. 18
  21. 22
  22. 7
  23. 44
  24. 90
  25. 24
  26. 79
  27. 33
  28. 18
  29. 186
  30. 54
  31. 30
  32. 59
  33. 57
  34. 66
  35. 37
  36. 88
  37. 43
  38. 27
  39. 21
  40. 43

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