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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 781 · 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 255 =
  2. 2.25% of 192 =
  3. 3.25% of 360 =
  4. 4.25% of 112 =
  5. 5.1% of 2500 =
  6. 6.1% of 600 =
  7. 7.10% of 310 =
  8. 8.10% of 390 =
  9. 9.25% of 280 =
  10. 10.25% of 132 =
  11. 11.1% of 1500 =
  12. 12.1% of 2700 =
  13. 13.75% of 204 =
  14. 14.20% of 320 =
  15. 15.20% of 150 =
  16. 16.10% of 100 =
  17. 17.20% of 380 =
  18. 18.10% of 890 =
  19. 19.10% of 580 =
  20. 20.10% of 370 =
  21. 21.75% of 88 =
  22. 22.25% of 160 =
  23. 23.50% of 330 =
  24. 24.75% of 140 =
  25. 25.5% of 740 =
  26. 26.5% of 140 =
  27. 27.20% of 205 =
  28. 28.25% of 116 =
  29. 29.10% of 160 =
  30. 30.5% of 60 =
  31. 31.25% of 328 =
  32. 32.50% of 262 =
  33. 33.10% of 250 =
  34. 34.50% of 366 =
  35. 35.10% of 420 =
  36. 36.10% of 410 =
  37. 37.5% of 180 =
  38. 38.1% of 200 =
  39. 39.50% of 250 =
  40. 40.5% of 500 =

Answer key

  1. 51
  2. 48
  3. 90
  4. 28
  5. 25
  6. 6
  7. 31
  8. 39
  9. 70
  10. 33
  11. 15
  12. 27
  13. 153
  14. 64
  15. 30
  16. 10
  17. 76
  18. 89
  19. 58
  20. 37
  21. 66
  22. 40
  23. 165
  24. 105
  25. 37
  26. 7
  27. 41
  28. 29
  29. 16
  30. 3
  31. 82
  32. 131
  33. 25
  34. 183
  35. 42
  36. 41
  37. 9
  38. 2
  39. 125
  40. 25

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