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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 506 · 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 800 =
  2. 2.20% of 455 =
  3. 3.5% of 300 =
  4. 4.75% of 104 =
  5. 5.75% of 216 =
  6. 6.5% of 320 =
  7. 7.50% of 332 =
  8. 8.10% of 100 =
  9. 9.1% of 2100 =
  10. 10.75% of 200 =
  11. 11.25% of 216 =
  12. 12.50% of 104 =
  13. 13.20% of 405 =
  14. 14.50% of 492 =
  15. 15.5% of 140 =
  16. 16.25% of 284 =
  17. 17.50% of 496 =
  18. 18.50% of 110 =
  19. 19.5% of 480 =
  20. 20.20% of 265 =
  21. 21.10% of 320 =
  22. 22.50% of 50 =
  23. 23.5% of 760 =
  24. 24.1% of 2000 =
  25. 25.5% of 460 =
  26. 26.50% of 324 =
  27. 27.10% of 390 =
  28. 28.10% of 120 =
  29. 29.1% of 1100 =
  30. 30.5% of 220 =
  31. 31.50% of 290 =
  32. 32.10% of 110 =
  33. 33.20% of 285 =
  34. 34.5% of 720 =
  35. 35.50% of 420 =
  36. 36.10% of 820 =
  37. 37.50% of 132 =
  38. 38.5% of 600 =
  39. 39.75% of 224 =
  40. 40.20% of 110 =

Answer key

  1. 8
  2. 91
  3. 15
  4. 78
  5. 162
  6. 16
  7. 166
  8. 10
  9. 21
  10. 150
  11. 54
  12. 52
  13. 81
  14. 246
  15. 7
  16. 71
  17. 248
  18. 55
  19. 24
  20. 53
  21. 32
  22. 25
  23. 38
  24. 20
  25. 23
  26. 162
  27. 39
  28. 12
  29. 11
  30. 11
  31. 145
  32. 11
  33. 57
  34. 36
  35. 210
  36. 82
  37. 66
  38. 30
  39. 168
  40. 22

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