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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 791 · 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 170 =
  2. 2.1% of 100 =
  3. 3.1% of 2100 =
  4. 4.50% of 278 =
  5. 5.5% of 20 =
  6. 6.10% of 870 =
  7. 7.1% of 600 =
  8. 8.1% of 1300 =
  9. 9.5% of 760 =
  10. 10.25% of 224 =
  11. 11.1% of 2600 =
  12. 12.20% of 350 =
  13. 13.75% of 68 =
  14. 14.50% of 120 =
  15. 15.50% of 324 =
  16. 16.75% of 76 =
  17. 17.75% of 144 =
  18. 18.10% of 750 =
  19. 19.5% of 280 =
  20. 20.75% of 28 =
  21. 21.1% of 2000 =
  22. 22.20% of 360 =
  23. 23.1% of 800 =
  24. 24.20% of 470 =
  25. 25.5% of 420 =
  26. 26.25% of 336 =
  27. 27.50% of 392 =
  28. 28.50% of 272 =
  29. 29.10% of 580 =
  30. 30.10% of 60 =
  31. 31.50% of 222 =
  32. 32.5% of 100 =
  33. 33.20% of 440 =
  34. 34.1% of 2300 =
  35. 35.10% of 610 =
  36. 36.5% of 680 =
  37. 37.5% of 360 =
  38. 38.10% of 430 =
  39. 39.10% of 90 =
  40. 40.10% of 350 =

Answer key

  1. 17
  2. 1
  3. 21
  4. 139
  5. 1
  6. 87
  7. 6
  8. 13
  9. 38
  10. 56
  11. 26
  12. 70
  13. 51
  14. 60
  15. 162
  16. 57
  17. 108
  18. 75
  19. 14
  20. 21
  21. 20
  22. 72
  23. 8
  24. 94
  25. 21
  26. 84
  27. 196
  28. 136
  29. 58
  30. 6
  31. 111
  32. 5
  33. 88
  34. 23
  35. 61
  36. 34
  37. 18
  38. 43
  39. 9
  40. 35

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