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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 161 · 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. 1.75% of 80 =
  2. 2.10% of 320 =
  3. 3.5% of 240 =
  4. 4.25% of 32 =
  5. 5.1% of 2900 =
  6. 6.1% of 200 =
  7. 7.10% of 150 =
  8. 8.25% of 300 =
  9. 9.25% of 204 =
  10. 10.10% of 40 =
  11. 11.10% of 210 =
  12. 12.20% of 480 =
  13. 13.1% of 1900 =
  14. 14.25% of 184 =
  15. 15.10% of 280 =
  16. 16.20% of 115 =
  17. 17.50% of 208 =
  18. 18.25% of 388 =
  19. 19.25% of 252 =
  20. 20.50% of 478 =
  21. 21.10% of 720 =
  22. 22.1% of 400 =
  23. 23.50% of 276 =
  24. 24.75% of 92 =
  25. 25.50% of 292 =
  26. 26.50% of 334 =
  27. 27.5% of 100 =
  28. 28.1% of 2800 =
  29. 29.10% of 560 =
  30. 30.25% of 304 =
  31. 31.50% of 314 =
  32. 32.10% of 810 =
  33. 33.75% of 192 =
  34. 34.1% of 2400 =
  35. 35.75% of 224 =
  36. 36.20% of 430 =
  37. 37.50% of 92 =
  38. 38.20% of 185 =
  39. 39.5% of 140 =
  40. 40.25% of 100 =

Answer key

  1. 60
  2. 32
  3. 12
  4. 8
  5. 29
  6. 2
  7. 15
  8. 75
  9. 51
  10. 4
  11. 21
  12. 96
  13. 19
  14. 46
  15. 28
  16. 23
  17. 104
  18. 97
  19. 63
  20. 239
  21. 72
  22. 4
  23. 138
  24. 69
  25. 146
  26. 167
  27. 5
  28. 28
  29. 56
  30. 76
  31. 157
  32. 81
  33. 144
  34. 24
  35. 168
  36. 86
  37. 46
  38. 37
  39. 7
  40. 25

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