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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 3 · 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 390 =
  2. 2.10% of 880 =
  3. 3.75% of 160 =
  4. 4.75% of 204 =
  5. 5.25% of 144 =
  6. 6.10% of 30 =
  7. 7.25% of 292 =
  8. 8.1% of 1200 =
  9. 9.1% of 1500 =
  10. 10.50% of 332 =
  11. 11.1% of 2800 =
  12. 12.20% of 105 =
  13. 13.5% of 500 =
  14. 14.5% of 340 =
  15. 15.25% of 188 =
  16. 16.5% of 200 =
  17. 17.1% of 800 =
  18. 18.5% of 560 =
  19. 19.1% of 300 =
  20. 20.50% of 224 =
  21. 21.75% of 176 =
  22. 22.20% of 130 =
  23. 23.10% of 770 =
  24. 24.1% of 400 =
  25. 25.10% of 480 =
  26. 26.10% of 340 =
  27. 27.10% of 630 =
  28. 28.75% of 84 =
  29. 29.10% of 700 =
  30. 30.75% of 60 =
  31. 31.20% of 35 =
  32. 32.25% of 328 =
  33. 33.50% of 92 =
  34. 34.10% of 810 =
  35. 35.25% of 32 =
  36. 36.50% of 352 =
  37. 37.1% of 2900 =
  38. 38.50% of 498 =
  39. 39.10% of 490 =
  40. 40.10% of 310 =

Answer key

  1. 39
  2. 88
  3. 120
  4. 153
  5. 36
  6. 3
  7. 73
  8. 12
  9. 15
  10. 166
  11. 28
  12. 21
  13. 25
  14. 17
  15. 47
  16. 10
  17. 8
  18. 28
  19. 3
  20. 112
  21. 132
  22. 26
  23. 77
  24. 4
  25. 48
  26. 34
  27. 63
  28. 63
  29. 70
  30. 45
  31. 7
  32. 82
  33. 46
  34. 81
  35. 8
  36. 176
  37. 29
  38. 249
  39. 49
  40. 31

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