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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 33 · 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 105 =
  2. 2.5% of 380 =
  3. 3.75% of 72 =
  4. 4.75% of 108 =
  5. 5.10% of 230 =
  6. 6.75% of 172 =
  7. 7.10% of 690 =
  8. 8.1% of 600 =
  9. 9.75% of 120 =
  10. 10.75% of 136 =
  11. 11.75% of 232 =
  12. 12.20% of 20 =
  13. 13.50% of 450 =
  14. 14.5% of 260 =
  15. 15.1% of 2600 =
  16. 16.75% of 192 =
  17. 17.50% of 28 =
  18. 18.5% of 500 =
  19. 19.50% of 118 =
  20. 20.10% of 70 =
  21. 21.10% of 860 =
  22. 22.1% of 400 =
  23. 23.5% of 160 =
  24. 24.5% of 360 =
  25. 25.25% of 288 =
  26. 26.5% of 300 =
  27. 27.20% of 130 =
  28. 28.1% of 1800 =
  29. 29.75% of 236 =
  30. 30.1% of 500 =
  31. 31.1% of 1700 =
  32. 32.10% of 740 =
  33. 33.20% of 255 =
  34. 34.5% of 560 =
  35. 35.25% of 96 =
  36. 36.75% of 228 =
  37. 37.75% of 204 =
  38. 38.75% of 148 =
  39. 39.75% of 76 =
  40. 40.25% of 216 =

Answer key

  1. 21
  2. 19
  3. 54
  4. 81
  5. 23
  6. 129
  7. 69
  8. 6
  9. 90
  10. 102
  11. 174
  12. 4
  13. 225
  14. 13
  15. 26
  16. 144
  17. 14
  18. 25
  19. 59
  20. 7
  21. 86
  22. 4
  23. 8
  24. 18
  25. 72
  26. 15
  27. 26
  28. 18
  29. 177
  30. 5
  31. 17
  32. 74
  33. 51
  34. 28
  35. 24
  36. 171
  37. 153
  38. 111
  39. 57
  40. 54

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