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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 691 · 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. 1.50% of 490 =
  2. 2.75% of 44 =
  3. 3.1% of 2000 =
  4. 4.1% of 1200 =
  5. 5.50% of 72 =
  6. 6.5% of 580 =
  7. 7.10% of 620 =
  8. 8.5% of 120 =
  9. 9.25% of 20 =
  10. 10.1% of 2700 =
  11. 11.50% of 288 =
  12. 12.50% of 476 =
  13. 13.5% of 600 =
  14. 14.1% of 800 =
  15. 15.25% of 380 =
  16. 16.1% of 600 =
  17. 17.20% of 125 =
  18. 18.50% of 100 =
  19. 19.20% of 60 =
  20. 20.50% of 412 =
  21. 21.50% of 82 =
  22. 22.5% of 240 =
  23. 23.50% of 362 =
  24. 24.5% of 180 =
  25. 25.25% of 24 =
  26. 26.5% of 460 =
  27. 27.25% of 324 =
  28. 28.20% of 100 =
  29. 29.5% of 560 =
  30. 30.10% of 90 =
  31. 31.75% of 164 =
  32. 32.25% of 256 =
  33. 33.50% of 216 =
  34. 34.50% of 202 =
  35. 35.25% of 164 =
  36. 36.50% of 146 =
  37. 37.75% of 100 =
  38. 38.75% of 204 =
  39. 39.5% of 220 =
  40. 40.10% of 610 =

Answer key

  1. 245
  2. 33
  3. 20
  4. 12
  5. 36
  6. 29
  7. 62
  8. 6
  9. 5
  10. 27
  11. 144
  12. 238
  13. 30
  14. 8
  15. 95
  16. 6
  17. 25
  18. 50
  19. 12
  20. 206
  21. 41
  22. 12
  23. 181
  24. 9
  25. 6
  26. 23
  27. 81
  28. 20
  29. 28
  30. 9
  31. 123
  32. 64
  33. 108
  34. 101
  35. 41
  36. 73
  37. 75
  38. 153
  39. 11
  40. 61

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