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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 38 · 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 136 =
  2. 2.75% of 192 =
  3. 3.75% of 96 =
  4. 4.1% of 2400 =
  5. 5.1% of 1700 =
  6. 6.75% of 56 =
  7. 7.5% of 40 =
  8. 8.50% of 228 =
  9. 9.25% of 300 =
  10. 10.75% of 240 =
  11. 11.10% of 210 =
  12. 12.50% of 12 =
  13. 13.1% of 3000 =
  14. 14.1% of 1000 =
  15. 15.20% of 105 =
  16. 16.20% of 95 =
  17. 17.75% of 12 =
  18. 18.1% of 2200 =
  19. 19.20% of 155 =
  20. 20.50% of 162 =
  21. 21.25% of 276 =
  22. 22.10% of 770 =
  23. 23.10% of 250 =
  24. 24.75% of 44 =
  25. 25.50% of 168 =
  26. 26.25% of 280 =
  27. 27.10% of 120 =
  28. 28.50% of 258 =
  29. 29.10% of 60 =
  30. 30.20% of 470 =
  31. 31.25% of 152 =
  32. 32.25% of 204 =
  33. 33.25% of 260 =
  34. 34.75% of 104 =
  35. 35.25% of 336 =
  36. 36.20% of 135 =
  37. 37.75% of 140 =
  38. 38.10% of 200 =
  39. 39.5% of 140 =
  40. 40.50% of 420 =

Answer key

  1. 68
  2. 144
  3. 72
  4. 24
  5. 17
  6. 42
  7. 2
  8. 114
  9. 75
  10. 180
  11. 21
  12. 6
  13. 30
  14. 10
  15. 21
  16. 19
  17. 9
  18. 22
  19. 31
  20. 81
  21. 69
  22. 77
  23. 25
  24. 33
  25. 84
  26. 70
  27. 12
  28. 129
  29. 6
  30. 94
  31. 38
  32. 51
  33. 65
  34. 78
  35. 84
  36. 27
  37. 105
  38. 20
  39. 7
  40. 210

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