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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 668 · 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 150 =
  2. 2.50% of 224 =
  3. 3.20% of 470 =
  4. 4.75% of 228 =
  5. 5.1% of 1200 =
  6. 6.75% of 56 =
  7. 7.50% of 350 =
  8. 8.75% of 140 =
  9. 9.25% of 188 =
  10. 10.1% of 400 =
  11. 11.25% of 388 =
  12. 12.75% of 132 =
  13. 13.10% of 620 =
  14. 14.5% of 240 =
  15. 15.25% of 384 =
  16. 16.1% of 2700 =
  17. 17.5% of 200 =
  18. 18.25% of 88 =
  19. 19.20% of 110 =
  20. 20.1% of 1900 =
  21. 21.20% of 480 =
  22. 22.50% of 110 =
  23. 23.75% of 160 =
  24. 24.10% of 720 =
  25. 25.10% of 40 =
  26. 26.10% of 580 =
  27. 27.50% of 492 =
  28. 28.20% of 450 =
  29. 29.10% of 30 =
  30. 30.75% of 172 =
  31. 31.10% of 300 =
  32. 32.10% of 660 =
  33. 33.50% of 304 =
  34. 34.20% of 25 =
  35. 35.20% of 280 =
  36. 36.25% of 156 =
  37. 37.20% of 175 =
  38. 38.1% of 300 =
  39. 39.10% of 830 =
  40. 40.10% of 350 =

Answer key

  1. 30
  2. 112
  3. 94
  4. 171
  5. 12
  6. 42
  7. 175
  8. 105
  9. 47
  10. 4
  11. 97
  12. 99
  13. 62
  14. 12
  15. 96
  16. 27
  17. 10
  18. 22
  19. 22
  20. 19
  21. 96
  22. 55
  23. 120
  24. 72
  25. 4
  26. 58
  27. 246
  28. 90
  29. 3
  30. 129
  31. 30
  32. 66
  33. 152
  34. 5
  35. 56
  36. 39
  37. 35
  38. 3
  39. 83
  40. 35

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