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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 626 · 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. 1.50% of 390 =
  2. 2.25% of 348 =
  3. 3.1% of 1600 =
  4. 4.25% of 388 =
  5. 5.1% of 2800 =
  6. 6.10% of 200 =
  7. 7.50% of 76 =
  8. 8.1% of 2900 =
  9. 9.10% of 670 =
  10. 10.75% of 196 =
  11. 11.5% of 760 =
  12. 12.50% of 180 =
  13. 13.75% of 12 =
  14. 14.50% of 484 =
  15. 15.5% of 220 =
  16. 16.20% of 145 =
  17. 17.50% of 150 =
  18. 18.75% of 160 =
  19. 19.1% of 2700 =
  20. 20.50% of 488 =
  21. 21.1% of 400 =
  22. 22.75% of 64 =
  23. 23.10% of 120 =
  24. 24.10% of 630 =
  25. 25.50% of 108 =
  26. 26.75% of 52 =
  27. 27.25% of 280 =
  28. 28.25% of 364 =
  29. 29.25% of 292 =
  30. 30.10% of 390 =
  31. 31.10% of 860 =
  32. 32.10% of 540 =
  33. 33.1% of 1500 =
  34. 34.20% of 360 =
  35. 35.25% of 20 =
  36. 36.5% of 440 =
  37. 37.75% of 108 =
  38. 38.75% of 144 =
  39. 39.20% of 20 =
  40. 40.25% of 132 =

Answer key

  1. 195
  2. 87
  3. 16
  4. 97
  5. 28
  6. 20
  7. 38
  8. 29
  9. 67
  10. 147
  11. 38
  12. 90
  13. 9
  14. 242
  15. 11
  16. 29
  17. 75
  18. 120
  19. 27
  20. 244
  21. 4
  22. 48
  23. 12
  24. 63
  25. 54
  26. 39
  27. 70
  28. 91
  29. 73
  30. 39
  31. 86
  32. 54
  33. 15
  34. 72
  35. 5
  36. 22
  37. 81
  38. 108
  39. 4
  40. 33

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