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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 975 · 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 710 =
  2. 2.50% of 200 =
  3. 3.25% of 172 =
  4. 4.50% of 388 =
  5. 5.75% of 48 =
  6. 6.50% of 36 =
  7. 7.20% of 70 =
  8. 8.25% of 16 =
  9. 9.1% of 1900 =
  10. 10.1% of 200 =
  11. 11.50% of 12 =
  12. 12.10% of 420 =
  13. 13.5% of 180 =
  14. 14.50% of 90 =
  15. 15.10% of 310 =
  16. 16.50% of 82 =
  17. 17.5% of 520 =
  18. 18.1% of 2500 =
  19. 19.50% of 48 =
  20. 20.50% of 194 =
  21. 21.1% of 2400 =
  22. 22.50% of 122 =
  23. 23.20% of 370 =
  24. 24.10% of 730 =
  25. 25.20% of 350 =
  26. 26.10% of 380 =
  27. 27.25% of 136 =
  28. 28.5% of 500 =
  29. 29.20% of 380 =
  30. 30.50% of 424 =
  31. 31.10% of 390 =
  32. 32.50% of 412 =
  33. 33.25% of 200 =
  34. 34.75% of 216 =
  35. 35.25% of 272 =
  36. 36.50% of 136 =
  37. 37.75% of 80 =
  38. 38.25% of 20 =
  39. 39.5% of 480 =
  40. 40.10% of 510 =

Answer key

  1. 71
  2. 100
  3. 43
  4. 194
  5. 36
  6. 18
  7. 14
  8. 4
  9. 19
  10. 2
  11. 6
  12. 42
  13. 9
  14. 45
  15. 31
  16. 41
  17. 26
  18. 25
  19. 24
  20. 97
  21. 24
  22. 61
  23. 74
  24. 73
  25. 70
  26. 38
  27. 34
  28. 25
  29. 76
  30. 212
  31. 39
  32. 206
  33. 50
  34. 162
  35. 68
  36. 68
  37. 60
  38. 5
  39. 24
  40. 51

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