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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 217 · 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 388 =
  2. 2.1% of 2600 =
  3. 3.10% of 620 =
  4. 4.5% of 40 =
  5. 5.25% of 64 =
  6. 6.5% of 160 =
  7. 7.5% of 580 =
  8. 8.5% of 760 =
  9. 9.25% of 28 =
  10. 10.1% of 1400 =
  11. 11.50% of 284 =
  12. 12.5% of 260 =
  13. 13.1% of 1000 =
  14. 14.50% of 44 =
  15. 15.10% of 670 =
  16. 16.10% of 800 =
  17. 17.1% of 2300 =
  18. 18.1% of 1300 =
  19. 19.50% of 164 =
  20. 20.50% of 422 =
  21. 21.10% of 890 =
  22. 22.20% of 390 =
  23. 23.50% of 30 =
  24. 24.75% of 140 =
  25. 25.5% of 280 =
  26. 26.75% of 80 =
  27. 27.5% of 240 =
  28. 28.10% of 60 =
  29. 29.25% of 148 =
  30. 30.50% of 50 =
  31. 31.50% of 204 =
  32. 32.5% of 360 =
  33. 33.50% of 494 =
  34. 34.25% of 352 =
  35. 35.25% of 108 =
  36. 36.25% of 68 =
  37. 37.5% of 800 =
  38. 38.75% of 28 =
  39. 39.1% of 2400 =
  40. 40.1% of 1900 =

Answer key

  1. 97
  2. 26
  3. 62
  4. 2
  5. 16
  6. 8
  7. 29
  8. 38
  9. 7
  10. 14
  11. 142
  12. 13
  13. 10
  14. 22
  15. 67
  16. 80
  17. 23
  18. 13
  19. 82
  20. 211
  21. 89
  22. 78
  23. 15
  24. 105
  25. 14
  26. 60
  27. 12
  28. 6
  29. 37
  30. 25
  31. 102
  32. 18
  33. 247
  34. 88
  35. 27
  36. 17
  37. 40
  38. 21
  39. 24
  40. 19

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