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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 245 · 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 340 =
  2. 2.25% of 264 =
  3. 3.20% of 25 =
  4. 4.10% of 80 =
  5. 5.25% of 192 =
  6. 6.5% of 40 =
  7. 7.75% of 108 =
  8. 8.1% of 2400 =
  9. 9.50% of 98 =
  10. 10.20% of 280 =
  11. 11.10% of 530 =
  12. 12.25% of 324 =
  13. 13.1% of 2300 =
  14. 14.25% of 368 =
  15. 15.1% of 300 =
  16. 16.50% of 466 =
  17. 17.5% of 300 =
  18. 18.75% of 172 =
  19. 19.20% of 165 =
  20. 20.50% of 202 =
  21. 21.5% of 60 =
  22. 22.25% of 164 =
  23. 23.10% of 190 =
  24. 24.25% of 296 =
  25. 25.10% of 210 =
  26. 26.20% of 230 =
  27. 27.75% of 116 =
  28. 28.10% of 810 =
  29. 29.1% of 1400 =
  30. 30.1% of 200 =
  31. 31.25% of 392 =
  32. 32.20% of 485 =
  33. 33.10% of 140 =
  34. 34.25% of 292 =
  35. 35.75% of 104 =
  36. 36.1% of 1700 =
  37. 37.75% of 200 =
  38. 38.10% of 230 =
  39. 39.5% of 200 =
  40. 40.10% of 390 =

Answer key

  1. 17
  2. 66
  3. 5
  4. 8
  5. 48
  6. 2
  7. 81
  8. 24
  9. 49
  10. 56
  11. 53
  12. 81
  13. 23
  14. 92
  15. 3
  16. 233
  17. 15
  18. 129
  19. 33
  20. 101
  21. 3
  22. 41
  23. 19
  24. 74
  25. 21
  26. 46
  27. 87
  28. 81
  29. 14
  30. 2
  31. 98
  32. 97
  33. 14
  34. 73
  35. 78
  36. 17
  37. 150
  38. 23
  39. 10
  40. 39

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