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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 664 · 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 415 =
  2. 2.50% of 220 =
  3. 3.5% of 220 =
  4. 4.10% of 540 =
  5. 5.25% of 220 =
  6. 6.25% of 36 =
  7. 7.75% of 204 =
  8. 8.10% of 280 =
  9. 9.10% of 330 =
  10. 10.1% of 2100 =
  11. 11.25% of 168 =
  12. 12.5% of 20 =
  13. 13.25% of 32 =
  14. 14.5% of 580 =
  15. 15.1% of 2900 =
  16. 16.50% of 124 =
  17. 17.5% of 480 =
  18. 18.1% of 1600 =
  19. 19.75% of 68 =
  20. 20.50% of 344 =
  21. 21.50% of 458 =
  22. 22.5% of 60 =
  23. 23.5% of 680 =
  24. 24.25% of 24 =
  25. 25.5% of 760 =
  26. 26.5% of 740 =
  27. 27.10% of 860 =
  28. 28.20% of 125 =
  29. 29.20% of 195 =
  30. 30.20% of 25 =
  31. 31.10% of 100 =
  32. 32.1% of 600 =
  33. 33.5% of 540 =
  34. 34.75% of 216 =
  35. 35.75% of 144 =
  36. 36.50% of 40 =
  37. 37.25% of 236 =
  38. 38.20% of 30 =
  39. 39.20% of 35 =
  40. 40.25% of 368 =

Answer key

  1. 83
  2. 110
  3. 11
  4. 54
  5. 55
  6. 9
  7. 153
  8. 28
  9. 33
  10. 21
  11. 42
  12. 1
  13. 8
  14. 29
  15. 29
  16. 62
  17. 24
  18. 16
  19. 51
  20. 172
  21. 229
  22. 3
  23. 34
  24. 6
  25. 38
  26. 37
  27. 86
  28. 25
  29. 39
  30. 5
  31. 10
  32. 6
  33. 27
  34. 162
  35. 108
  36. 20
  37. 59
  38. 6
  39. 7
  40. 92

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