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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 307 · 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. 1.75% of 188 =
  2. 2.5% of 180 =
  3. 3.50% of 406 =
  4. 4.10% of 430 =
  5. 5.5% of 400 =
  6. 6.50% of 54 =
  7. 7.25% of 108 =
  8. 8.20% of 385 =
  9. 9.50% of 382 =
  10. 10.5% of 780 =
  11. 11.25% of 352 =
  12. 12.10% of 450 =
  13. 13.10% of 90 =
  14. 14.1% of 900 =
  15. 15.1% of 1300 =
  16. 16.25% of 156 =
  17. 17.10% of 580 =
  18. 18.75% of 176 =
  19. 19.75% of 20 =
  20. 20.10% of 290 =
  21. 21.1% of 1400 =
  22. 22.20% of 155 =
  23. 23.5% of 540 =
  24. 24.50% of 480 =
  25. 25.10% of 710 =
  26. 26.5% of 760 =
  27. 27.1% of 1100 =
  28. 28.10% of 770 =
  29. 29.50% of 66 =
  30. 30.1% of 400 =
  31. 31.25% of 348 =
  32. 32.5% of 720 =
  33. 33.50% of 282 =
  34. 34.75% of 44 =
  35. 35.10% of 300 =
  36. 36.25% of 228 =
  37. 37.10% of 830 =
  38. 38.50% of 288 =
  39. 39.5% of 360 =
  40. 40.1% of 700 =

Answer key

  1. 141
  2. 9
  3. 203
  4. 43
  5. 20
  6. 27
  7. 27
  8. 77
  9. 191
  10. 39
  11. 88
  12. 45
  13. 9
  14. 9
  15. 13
  16. 39
  17. 58
  18. 132
  19. 15
  20. 29
  21. 14
  22. 31
  23. 27
  24. 240
  25. 71
  26. 38
  27. 11
  28. 77
  29. 33
  30. 4
  31. 87
  32. 36
  33. 141
  34. 33
  35. 30
  36. 57
  37. 83
  38. 144
  39. 18
  40. 7

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