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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 823 · 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 780 =
  2. 2.50% of 40 =
  3. 3.20% of 60 =
  4. 4.20% of 410 =
  5. 5.10% of 660 =
  6. 6.75% of 132 =
  7. 7.20% of 480 =
  8. 8.20% of 50 =
  9. 9.10% of 860 =
  10. 10.10% of 60 =
  11. 11.50% of 66 =
  12. 12.25% of 24 =
  13. 13.75% of 232 =
  14. 14.20% of 85 =
  15. 15.1% of 2000 =
  16. 16.25% of 36 =
  17. 17.1% of 100 =
  18. 18.50% of 248 =
  19. 19.50% of 90 =
  20. 20.5% of 100 =
  21. 21.5% of 200 =
  22. 22.75% of 144 =
  23. 23.50% of 458 =
  24. 24.5% of 240 =
  25. 25.50% of 454 =
  26. 26.75% of 28 =
  27. 27.5% of 620 =
  28. 28.5% of 400 =
  29. 29.5% of 20 =
  30. 30.25% of 96 =
  31. 31.10% of 30 =
  32. 32.25% of 108 =
  33. 33.25% of 264 =
  34. 34.10% of 740 =
  35. 35.1% of 1100 =
  36. 36.20% of 340 =
  37. 37.75% of 72 =
  38. 38.1% of 900 =
  39. 39.10% of 500 =
  40. 40.25% of 88 =

Answer key

  1. 78
  2. 20
  3. 12
  4. 82
  5. 66
  6. 99
  7. 96
  8. 10
  9. 86
  10. 6
  11. 33
  12. 6
  13. 174
  14. 17
  15. 20
  16. 9
  17. 1
  18. 124
  19. 45
  20. 5
  21. 10
  22. 108
  23. 229
  24. 12
  25. 227
  26. 21
  27. 31
  28. 20
  29. 1
  30. 24
  31. 3
  32. 27
  33. 66
  34. 74
  35. 11
  36. 68
  37. 54
  38. 9
  39. 50
  40. 22

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