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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 443 · 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. 1.20% of 15 =
  2. 2.50% of 322 =
  3. 3.10% of 810 =
  4. 4.1% of 600 =
  5. 5.50% of 310 =
  6. 6.75% of 56 =
  7. 7.5% of 740 =
  8. 8.5% of 160 =
  9. 9.20% of 415 =
  10. 10.1% of 900 =
  11. 11.10% of 220 =
  12. 12.75% of 32 =
  13. 13.25% of 204 =
  14. 14.10% of 770 =
  15. 15.50% of 236 =
  16. 16.20% of 360 =
  17. 17.75% of 240 =
  18. 18.75% of 136 =
  19. 19.10% of 450 =
  20. 20.75% of 180 =
  21. 21.10% of 600 =
  22. 22.75% of 128 =
  23. 23.75% of 160 =
  24. 24.50% of 484 =
  25. 25.1% of 800 =
  26. 26.10% of 110 =
  27. 27.10% of 470 =
  28. 28.20% of 100 =
  29. 29.75% of 28 =
  30. 30.5% of 20 =
  31. 31.1% of 2300 =
  32. 32.5% of 520 =
  33. 33.10% of 380 =
  34. 34.5% of 600 =
  35. 35.25% of 380 =
  36. 36.10% of 440 =
  37. 37.50% of 68 =
  38. 38.10% of 150 =
  39. 39.1% of 1400 =
  40. 40.20% of 245 =

Answer key

  1. 3
  2. 161
  3. 81
  4. 6
  5. 155
  6. 42
  7. 37
  8. 8
  9. 83
  10. 9
  11. 22
  12. 24
  13. 51
  14. 77
  15. 118
  16. 72
  17. 180
  18. 102
  19. 45
  20. 135
  21. 60
  22. 96
  23. 120
  24. 242
  25. 8
  26. 11
  27. 47
  28. 20
  29. 21
  30. 1
  31. 23
  32. 26
  33. 38
  34. 30
  35. 95
  36. 44
  37. 34
  38. 15
  39. 14
  40. 49

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