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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 82 · 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. 1.1% of 1600 =
  2. 2.50% of 316 =
  3. 3.1% of 2500 =
  4. 4.1% of 100 =
  5. 5.75% of 184 =
  6. 6.1% of 500 =
  7. 7.75% of 20 =
  8. 8.75% of 60 =
  9. 9.75% of 84 =
  10. 10.75% of 196 =
  11. 11.25% of 56 =
  12. 12.25% of 340 =
  13. 13.25% of 148 =
  14. 14.1% of 900 =
  15. 15.50% of 90 =
  16. 16.10% of 150 =
  17. 17.50% of 110 =
  18. 18.10% of 90 =
  19. 19.10% of 380 =
  20. 20.20% of 245 =
  21. 21.1% of 2200 =
  22. 22.10% of 730 =
  23. 23.50% of 460 =
  24. 24.1% of 2800 =
  25. 25.20% of 180 =
  26. 26.75% of 132 =
  27. 27.5% of 40 =
  28. 28.5% of 580 =
  29. 29.5% of 600 =
  30. 30.50% of 140 =
  31. 31.5% of 320 =
  32. 32.75% of 172 =
  33. 33.5% of 260 =
  34. 34.25% of 212 =
  35. 35.10% of 270 =
  36. 36.5% of 380 =
  37. 37.1% of 300 =
  38. 38.75% of 68 =
  39. 39.10% of 670 =
  40. 40.50% of 330 =

Answer key

  1. 16
  2. 158
  3. 25
  4. 1
  5. 138
  6. 5
  7. 15
  8. 45
  9. 63
  10. 147
  11. 14
  12. 85
  13. 37
  14. 9
  15. 45
  16. 15
  17. 55
  18. 9
  19. 38
  20. 49
  21. 22
  22. 73
  23. 230
  24. 28
  25. 36
  26. 99
  27. 2
  28. 29
  29. 30
  30. 70
  31. 16
  32. 129
  33. 13
  34. 53
  35. 27
  36. 19
  37. 3
  38. 51
  39. 67
  40. 165

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