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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 244 · 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 300 =
  2. 2.10% of 560 =
  3. 3.5% of 400 =
  4. 4.20% of 215 =
  5. 5.20% of 95 =
  6. 6.25% of 20 =
  7. 7.25% of 292 =
  8. 8.1% of 1900 =
  9. 9.1% of 500 =
  10. 10.10% of 200 =
  11. 11.20% of 265 =
  12. 12.20% of 435 =
  13. 13.10% of 490 =
  14. 14.5% of 500 =
  15. 15.20% of 250 =
  16. 16.75% of 144 =
  17. 17.20% of 210 =
  18. 18.50% of 340 =
  19. 19.10% of 430 =
  20. 20.10% of 330 =
  21. 21.5% of 40 =
  22. 22.20% of 355 =
  23. 23.10% of 140 =
  24. 24.75% of 76 =
  25. 25.5% of 800 =
  26. 26.50% of 434 =
  27. 27.10% of 130 =
  28. 28.10% of 260 =
  29. 29.5% of 280 =
  30. 30.10% of 550 =
  31. 31.50% of 12 =
  32. 32.5% of 360 =
  33. 33.50% of 84 =
  34. 34.1% of 800 =
  35. 35.10% of 720 =
  36. 36.10% of 370 =
  37. 37.5% of 20 =
  38. 38.10% of 770 =
  39. 39.20% of 325 =
  40. 40.10% of 450 =

Answer key

  1. 15
  2. 56
  3. 20
  4. 43
  5. 19
  6. 5
  7. 73
  8. 19
  9. 5
  10. 20
  11. 53
  12. 87
  13. 49
  14. 25
  15. 50
  16. 108
  17. 42
  18. 170
  19. 43
  20. 33
  21. 2
  22. 71
  23. 14
  24. 57
  25. 40
  26. 217
  27. 13
  28. 26
  29. 14
  30. 55
  31. 6
  32. 18
  33. 42
  34. 8
  35. 72
  36. 37
  37. 1
  38. 77
  39. 65
  40. 45

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