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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 12 · 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 530 =
  2. 2.75% of 228 =
  3. 3.25% of 336 =
  4. 4.25% of 116 =
  5. 5.1% of 3000 =
  6. 6.50% of 494 =
  7. 7.20% of 70 =
  8. 8.1% of 2200 =
  9. 9.10% of 650 =
  10. 10.10% of 330 =
  11. 11.25% of 168 =
  12. 12.25% of 340 =
  13. 13.50% of 156 =
  14. 14.50% of 38 =
  15. 15.25% of 192 =
  16. 16.20% of 250 =
  17. 17.50% of 340 =
  18. 18.25% of 300 =
  19. 19.10% of 350 =
  20. 20.75% of 108 =
  21. 21.5% of 20 =
  22. 22.25% of 216 =
  23. 23.1% of 1400 =
  24. 24.50% of 400 =
  25. 25.20% of 235 =
  26. 26.20% of 435 =
  27. 27.1% of 900 =
  28. 28.25% of 384 =
  29. 29.25% of 128 =
  30. 30.10% of 360 =
  31. 31.50% of 306 =
  32. 32.50% of 490 =
  33. 33.1% of 2400 =
  34. 34.10% of 70 =
  35. 35.10% of 380 =
  36. 36.1% of 1600 =
  37. 37.75% of 128 =
  38. 38.5% of 420 =
  39. 39.50% of 366 =
  40. 40.50% of 52 =

Answer key

  1. 53
  2. 171
  3. 84
  4. 29
  5. 30
  6. 247
  7. 14
  8. 22
  9. 65
  10. 33
  11. 42
  12. 85
  13. 78
  14. 19
  15. 48
  16. 50
  17. 170
  18. 75
  19. 35
  20. 81
  21. 1
  22. 54
  23. 14
  24. 200
  25. 47
  26. 87
  27. 9
  28. 96
  29. 32
  30. 36
  31. 153
  32. 245
  33. 24
  34. 7
  35. 38
  36. 16
  37. 96
  38. 21
  39. 183
  40. 26

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