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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 812 · 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 830 =
  2. 2.5% of 280 =
  3. 3.10% of 430 =
  4. 4.1% of 2600 =
  5. 5.20% of 260 =
  6. 6.5% of 760 =
  7. 7.75% of 92 =
  8. 8.75% of 136 =
  9. 9.1% of 1600 =
  10. 10.5% of 160 =
  11. 11.25% of 92 =
  12. 12.10% of 890 =
  13. 13.25% of 268 =
  14. 14.50% of 314 =
  15. 15.75% of 224 =
  16. 16.1% of 600 =
  17. 17.20% of 375 =
  18. 18.50% of 462 =
  19. 19.5% of 140 =
  20. 20.25% of 56 =
  21. 21.25% of 160 =
  22. 22.50% of 236 =
  23. 23.75% of 32 =
  24. 24.5% of 640 =
  25. 25.20% of 45 =
  26. 26.25% of 320 =
  27. 27.5% of 100 =
  28. 28.50% of 268 =
  29. 29.10% of 210 =
  30. 30.20% of 30 =
  31. 31.50% of 150 =
  32. 32.50% of 334 =
  33. 33.10% of 880 =
  34. 34.1% of 1300 =
  35. 35.20% of 80 =
  36. 36.1% of 900 =
  37. 37.5% of 680 =
  38. 38.5% of 260 =
  39. 39.25% of 272 =
  40. 40.20% of 215 =

Answer key

  1. 83
  2. 14
  3. 43
  4. 26
  5. 52
  6. 38
  7. 69
  8. 102
  9. 16
  10. 8
  11. 23
  12. 89
  13. 67
  14. 157
  15. 168
  16. 6
  17. 75
  18. 231
  19. 7
  20. 14
  21. 40
  22. 118
  23. 24
  24. 32
  25. 9
  26. 80
  27. 5
  28. 134
  29. 21
  30. 6
  31. 75
  32. 167
  33. 88
  34. 13
  35. 16
  36. 9
  37. 34
  38. 13
  39. 68
  40. 43

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