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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 437 · 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. 1.1% of 1200 =
  2. 2.25% of 320 =
  3. 3.75% of 180 =
  4. 4.50% of 484 =
  5. 5.20% of 40 =
  6. 6.5% of 360 =
  7. 7.10% of 350 =
  8. 8.5% of 260 =
  9. 9.50% of 486 =
  10. 10.50% of 474 =
  11. 11.1% of 2300 =
  12. 12.20% of 15 =
  13. 13.75% of 200 =
  14. 14.20% of 310 =
  15. 15.50% of 338 =
  16. 16.75% of 112 =
  17. 17.20% of 370 =
  18. 18.50% of 432 =
  19. 19.75% of 104 =
  20. 20.10% of 710 =
  21. 21.50% of 286 =
  22. 22.5% of 280 =
  23. 23.10% of 570 =
  24. 24.1% of 600 =
  25. 25.20% of 410 =
  26. 26.25% of 308 =
  27. 27.50% of 290 =
  28. 28.5% of 100 =
  29. 29.75% of 28 =
  30. 30.20% of 120 =
  31. 31.25% of 112 =
  32. 32.10% of 540 =
  33. 33.75% of 72 =
  34. 34.1% of 2900 =
  35. 35.25% of 60 =
  36. 36.20% of 460 =
  37. 37.5% of 800 =
  38. 38.10% of 50 =
  39. 39.25% of 92 =
  40. 40.75% of 108 =

Answer key

  1. 12
  2. 80
  3. 135
  4. 242
  5. 8
  6. 18
  7. 35
  8. 13
  9. 243
  10. 237
  11. 23
  12. 3
  13. 150
  14. 62
  15. 169
  16. 84
  17. 74
  18. 216
  19. 78
  20. 71
  21. 143
  22. 14
  23. 57
  24. 6
  25. 82
  26. 77
  27. 145
  28. 5
  29. 21
  30. 24
  31. 28
  32. 54
  33. 54
  34. 29
  35. 15
  36. 92
  37. 40
  38. 5
  39. 23
  40. 81

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