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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 107 · 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. 1.5% of 120 =
  2. 2.50% of 66 =
  3. 3.10% of 260 =
  4. 4.50% of 116 =
  5. 5.25% of 128 =
  6. 6.20% of 125 =
  7. 7.1% of 2100 =
  8. 8.50% of 24 =
  9. 9.75% of 160 =
  10. 10.10% of 690 =
  11. 11.10% of 800 =
  12. 12.75% of 236 =
  13. 13.50% of 136 =
  14. 14.25% of 240 =
  15. 15.50% of 36 =
  16. 16.20% of 30 =
  17. 17.25% of 120 =
  18. 18.50% of 424 =
  19. 19.75% of 40 =
  20. 20.5% of 220 =
  21. 21.25% of 212 =
  22. 22.10% of 510 =
  23. 23.75% of 124 =
  24. 24.20% of 340 =
  25. 25.25% of 292 =
  26. 26.75% of 228 =
  27. 27.5% of 560 =
  28. 28.10% of 710 =
  29. 29.5% of 360 =
  30. 30.1% of 2200 =
  31. 31.75% of 104 =
  32. 32.25% of 20 =
  33. 33.10% of 770 =
  34. 34.5% of 640 =
  35. 35.1% of 2000 =
  36. 36.1% of 2300 =
  37. 37.1% of 1000 =
  38. 38.25% of 88 =
  39. 39.10% of 500 =
  40. 40.20% of 430 =

Answer key

  1. 6
  2. 33
  3. 26
  4. 58
  5. 32
  6. 25
  7. 21
  8. 12
  9. 120
  10. 69
  11. 80
  12. 177
  13. 68
  14. 60
  15. 18
  16. 6
  17. 30
  18. 212
  19. 30
  20. 11
  21. 53
  22. 51
  23. 93
  24. 68
  25. 73
  26. 171
  27. 28
  28. 71
  29. 18
  30. 22
  31. 78
  32. 5
  33. 77
  34. 32
  35. 20
  36. 23
  37. 10
  38. 22
  39. 50
  40. 86

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