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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 478 · 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. 2.25% of 32 =
  3. 3.5% of 20 =
  4. 4.25% of 16 =
  5. 5.1% of 900 =
  6. 6.50% of 160 =
  7. 7.20% of 495 =
  8. 8.5% of 40 =
  9. 9.10% of 200 =
  10. 10.20% of 60 =
  11. 11.25% of 312 =
  12. 12.10% of 40 =
  13. 13.1% of 1800 =
  14. 14.25% of 360 =
  15. 15.20% of 415 =
  16. 16.10% of 50 =
  17. 17.5% of 760 =
  18. 18.20% of 275 =
  19. 19.75% of 132 =
  20. 20.75% of 240 =
  21. 21.75% of 24 =
  22. 22.1% of 1300 =
  23. 23.5% of 700 =
  24. 24.10% of 140 =
  25. 25.75% of 212 =
  26. 26.50% of 222 =
  27. 27.5% of 360 =
  28. 28.50% of 442 =
  29. 29.1% of 200 =
  30. 30.50% of 364 =
  31. 31.25% of 280 =
  32. 32.10% of 730 =
  33. 33.5% of 120 =
  34. 34.50% of 186 =
  35. 35.20% of 35 =
  36. 36.10% of 260 =
  37. 37.10% of 410 =
  38. 38.50% of 338 =
  39. 39.50% of 176 =
  40. 40.5% of 240 =

Answer key

  1. 80
  2. 8
  3. 1
  4. 4
  5. 9
  6. 80
  7. 99
  8. 2
  9. 20
  10. 12
  11. 78
  12. 4
  13. 18
  14. 90
  15. 83
  16. 5
  17. 38
  18. 55
  19. 99
  20. 180
  21. 18
  22. 13
  23. 35
  24. 14
  25. 159
  26. 111
  27. 18
  28. 221
  29. 2
  30. 182
  31. 70
  32. 73
  33. 6
  34. 93
  35. 7
  36. 26
  37. 41
  38. 169
  39. 88
  40. 12

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