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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 695 · 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. 2.10% of 270 =
  3. 3.25% of 80 =
  4. 4.50% of 94 =
  5. 5.75% of 164 =
  6. 6.50% of 488 =
  7. 7.1% of 2100 =
  8. 8.75% of 48 =
  9. 9.20% of 45 =
  10. 10.20% of 450 =
  11. 11.1% of 1600 =
  12. 12.25% of 36 =
  13. 13.25% of 124 =
  14. 14.10% of 540 =
  15. 15.10% of 890 =
  16. 16.5% of 140 =
  17. 17.1% of 600 =
  18. 18.5% of 640 =
  19. 19.10% of 730 =
  20. 20.10% of 820 =
  21. 21.10% of 160 =
  22. 22.5% of 500 =
  23. 23.5% of 800 =
  24. 24.10% of 170 =
  25. 25.20% of 250 =
  26. 26.50% of 30 =
  27. 27.75% of 224 =
  28. 28.75% of 72 =
  29. 29.25% of 328 =
  30. 30.1% of 2900 =
  31. 31.25% of 112 =
  32. 32.1% of 800 =
  33. 33.1% of 2800 =
  34. 34.1% of 300 =
  35. 35.75% of 112 =
  36. 36.25% of 348 =
  37. 37.5% of 780 =
  38. 38.50% of 66 =
  39. 39.25% of 236 =
  40. 40.20% of 25 =

Answer key

  1. 3
  2. 27
  3. 20
  4. 47
  5. 123
  6. 244
  7. 21
  8. 36
  9. 9
  10. 90
  11. 16
  12. 9
  13. 31
  14. 54
  15. 89
  16. 7
  17. 6
  18. 32
  19. 73
  20. 82
  21. 16
  22. 25
  23. 40
  24. 17
  25. 50
  26. 15
  27. 168
  28. 54
  29. 82
  30. 29
  31. 28
  32. 8
  33. 28
  34. 3
  35. 84
  36. 87
  37. 39
  38. 33
  39. 59
  40. 5

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