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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 238 · 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. 1.20% of 355 =
  2. 2.1% of 800 =
  3. 3.75% of 40 =
  4. 4.5% of 420 =
  5. 5.5% of 120 =
  6. 6.75% of 240 =
  7. 7.10% of 140 =
  8. 8.1% of 2900 =
  9. 9.25% of 388 =
  10. 10.20% of 120 =
  11. 11.10% of 80 =
  12. 12.25% of 216 =
  13. 13.25% of 84 =
  14. 14.20% of 275 =
  15. 15.1% of 700 =
  16. 16.1% of 100 =
  17. 17.50% of 478 =
  18. 18.25% of 236 =
  19. 19.50% of 88 =
  20. 20.1% of 500 =
  21. 21.25% of 300 =
  22. 22.50% of 52 =
  23. 23.20% of 185 =
  24. 24.10% of 660 =
  25. 25.1% of 1600 =
  26. 26.50% of 68 =
  27. 27.50% of 64 =
  28. 28.5% of 400 =
  29. 29.75% of 16 =
  30. 30.1% of 2000 =
  31. 31.25% of 332 =
  32. 32.5% of 40 =
  33. 33.1% of 1700 =
  34. 34.75% of 24 =
  35. 35.1% of 300 =
  36. 36.5% of 300 =
  37. 37.5% of 380 =
  38. 38.50% of 356 =
  39. 39.25% of 36 =
  40. 40.1% of 1900 =

Answer key

  1. 71
  2. 8
  3. 30
  4. 21
  5. 6
  6. 180
  7. 14
  8. 29
  9. 97
  10. 24
  11. 8
  12. 54
  13. 21
  14. 55
  15. 7
  16. 1
  17. 239
  18. 59
  19. 44
  20. 5
  21. 75
  22. 26
  23. 37
  24. 66
  25. 16
  26. 34
  27. 32
  28. 20
  29. 12
  30. 20
  31. 83
  32. 2
  33. 17
  34. 18
  35. 3
  36. 15
  37. 19
  38. 178
  39. 9
  40. 19

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