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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 42 · 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 500 =
  2. 2.75% of 160 =
  3. 3.1% of 1900 =
  4. 4.10% of 100 =
  5. 5.10% of 210 =
  6. 6.10% of 180 =
  7. 7.20% of 85 =
  8. 8.75% of 236 =
  9. 9.25% of 116 =
  10. 10.10% of 80 =
  11. 11.5% of 720 =
  12. 12.50% of 44 =
  13. 13.10% of 40 =
  14. 14.50% of 498 =
  15. 15.50% of 70 =
  16. 16.50% of 496 =
  17. 17.50% of 76 =
  18. 18.10% of 890 =
  19. 19.5% of 20 =
  20. 20.20% of 470 =
  21. 21.20% of 275 =
  22. 22.50% of 34 =
  23. 23.75% of 24 =
  24. 24.75% of 28 =
  25. 25.50% of 288 =
  26. 26.1% of 2300 =
  27. 27.1% of 600 =
  28. 28.25% of 320 =
  29. 29.20% of 140 =
  30. 30.1% of 400 =
  31. 31.1% of 2200 =
  32. 32.25% of 400 =
  33. 33.1% of 100 =
  34. 34.1% of 1500 =
  35. 35.20% of 45 =
  36. 36.25% of 232 =
  37. 37.1% of 900 =
  38. 38.50% of 282 =
  39. 39.75% of 216 =
  40. 40.10% of 560 =

Answer key

  1. 5
  2. 120
  3. 19
  4. 10
  5. 21
  6. 18
  7. 17
  8. 177
  9. 29
  10. 8
  11. 36
  12. 22
  13. 4
  14. 249
  15. 35
  16. 248
  17. 38
  18. 89
  19. 1
  20. 94
  21. 55
  22. 17
  23. 18
  24. 21
  25. 144
  26. 23
  27. 6
  28. 80
  29. 28
  30. 4
  31. 22
  32. 100
  33. 1
  34. 15
  35. 9
  36. 58
  37. 9
  38. 141
  39. 162
  40. 56

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