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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 795 · 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 330 =
  2. 2.20% of 170 =
  3. 3.1% of 1400 =
  4. 4.10% of 840 =
  5. 5.5% of 20 =
  6. 6.10% of 730 =
  7. 7.75% of 128 =
  8. 8.1% of 100 =
  9. 9.20% of 275 =
  10. 10.75% of 16 =
  11. 11.1% of 600 =
  12. 12.50% of 200 =
  13. 13.50% of 480 =
  14. 14.10% of 460 =
  15. 15.75% of 12 =
  16. 16.25% of 16 =
  17. 17.75% of 228 =
  18. 18.25% of 172 =
  19. 19.25% of 260 =
  20. 20.75% of 100 =
  21. 21.50% of 50 =
  22. 22.20% of 355 =
  23. 23.20% of 375 =
  24. 24.75% of 136 =
  25. 25.25% of 336 =
  26. 26.1% of 2600 =
  27. 27.1% of 2900 =
  28. 28.5% of 80 =
  29. 29.20% of 45 =
  30. 30.20% of 15 =
  31. 31.25% of 400 =
  32. 32.10% of 670 =
  33. 33.25% of 176 =
  34. 34.10% of 480 =
  35. 35.50% of 378 =
  36. 36.50% of 154 =
  37. 37.50% of 202 =
  38. 38.50% of 22 =
  39. 39.25% of 180 =
  40. 40.75% of 172 =

Answer key

  1. 33
  2. 34
  3. 14
  4. 84
  5. 1
  6. 73
  7. 96
  8. 1
  9. 55
  10. 12
  11. 6
  12. 100
  13. 240
  14. 46
  15. 9
  16. 4
  17. 171
  18. 43
  19. 65
  20. 75
  21. 25
  22. 71
  23. 75
  24. 102
  25. 84
  26. 26
  27. 29
  28. 4
  29. 9
  30. 3
  31. 100
  32. 67
  33. 44
  34. 48
  35. 189
  36. 77
  37. 101
  38. 11
  39. 45
  40. 129

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