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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 1 · 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. 1.10% of 670 =
  2. 2.10% of 240 =
  3. 3.20% of 330 =
  4. 4.1% of 2100 =
  5. 5.50% of 280 =
  6. 6.20% of 195 =
  7. 7.1% of 2600 =
  8. 8.50% of 28 =
  9. 9.25% of 236 =
  10. 10.5% of 700 =
  11. 11.50% of 88 =
  12. 12.50% of 364 =
  13. 13.20% of 460 =
  14. 14.75% of 100 =
  15. 15.5% of 320 =
  16. 16.50% of 270 =
  17. 17.50% of 358 =
  18. 18.50% of 220 =
  19. 19.1% of 2900 =
  20. 20.10% of 730 =
  21. 21.20% of 465 =
  22. 22.10% of 570 =
  23. 23.10% of 100 =
  24. 24.20% of 480 =
  25. 25.50% of 146 =
  26. 26.50% of 410 =
  27. 27.10% of 20 =
  28. 28.75% of 240 =
  29. 29.1% of 100 =
  30. 30.20% of 400 =
  31. 31.20% of 490 =
  32. 32.75% of 96 =
  33. 33.5% of 120 =
  34. 34.1% of 2700 =
  35. 35.10% of 880 =
  36. 36.25% of 328 =
  37. 37.50% of 224 =
  38. 38.50% of 120 =
  39. 39.50% of 276 =
  40. 40.75% of 116 =

Answer key

  1. 67
  2. 24
  3. 66
  4. 21
  5. 140
  6. 39
  7. 26
  8. 14
  9. 59
  10. 35
  11. 44
  12. 182
  13. 92
  14. 75
  15. 16
  16. 135
  17. 179
  18. 110
  19. 29
  20. 73
  21. 93
  22. 57
  23. 10
  24. 96
  25. 73
  26. 205
  27. 2
  28. 180
  29. 1
  30. 80
  31. 98
  32. 72
  33. 6
  34. 27
  35. 88
  36. 82
  37. 112
  38. 60
  39. 138
  40. 87

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