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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 553 · 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 800 =
  2. 2.10% of 480 =
  3. 3.75% of 240 =
  4. 4.25% of 388 =
  5. 5.25% of 124 =
  6. 6.1% of 3000 =
  7. 7.5% of 20 =
  8. 8.20% of 470 =
  9. 9.50% of 416 =
  10. 10.25% of 368 =
  11. 11.75% of 124 =
  12. 12.75% of 80 =
  13. 13.5% of 380 =
  14. 14.1% of 400 =
  15. 15.20% of 485 =
  16. 16.50% of 190 =
  17. 17.5% of 240 =
  18. 18.75% of 28 =
  19. 19.10% of 400 =
  20. 20.5% of 440 =
  21. 21.10% of 40 =
  22. 22.10% of 640 =
  23. 23.20% of 15 =
  24. 24.5% of 360 =
  25. 25.10% of 470 =
  26. 26.25% of 92 =
  27. 27.5% of 540 =
  28. 28.1% of 900 =
  29. 29.75% of 32 =
  30. 30.50% of 120 =
  31. 31.1% of 100 =
  32. 32.50% of 358 =
  33. 33.20% of 60 =
  34. 34.5% of 480 =
  35. 35.25% of 108 =
  36. 36.25% of 288 =
  37. 37.1% of 2200 =
  38. 38.20% of 285 =
  39. 39.25% of 176 =
  40. 40.10% of 60 =

Answer key

  1. 80
  2. 48
  3. 180
  4. 97
  5. 31
  6. 30
  7. 1
  8. 94
  9. 208
  10. 92
  11. 93
  12. 60
  13. 19
  14. 4
  15. 97
  16. 95
  17. 12
  18. 21
  19. 40
  20. 22
  21. 4
  22. 64
  23. 3
  24. 18
  25. 47
  26. 23
  27. 27
  28. 9
  29. 24
  30. 60
  31. 1
  32. 179
  33. 12
  34. 24
  35. 27
  36. 72
  37. 22
  38. 57
  39. 44
  40. 6

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