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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 638 · 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 270 =
  2. 2.1% of 2800 =
  3. 3.50% of 88 =
  4. 4.10% of 440 =
  5. 5.50% of 26 =
  6. 6.5% of 640 =
  7. 7.5% of 760 =
  8. 8.20% of 400 =
  9. 9.25% of 364 =
  10. 10.20% of 55 =
  11. 11.10% of 330 =
  12. 12.10% of 750 =
  13. 13.20% of 275 =
  14. 14.50% of 12 =
  15. 15.25% of 324 =
  16. 16.1% of 100 =
  17. 17.10% of 790 =
  18. 18.25% of 384 =
  19. 19.50% of 406 =
  20. 20.50% of 424 =
  21. 21.5% of 520 =
  22. 22.25% of 104 =
  23. 23.5% of 780 =
  24. 24.75% of 24 =
  25. 25.75% of 216 =
  26. 26.1% of 1300 =
  27. 27.25% of 332 =
  28. 28.50% of 456 =
  29. 29.20% of 345 =
  30. 30.25% of 132 =
  31. 31.25% of 392 =
  32. 32.20% of 90 =
  33. 33.20% of 45 =
  34. 34.10% of 480 =
  35. 35.20% of 110 =
  36. 36.25% of 180 =
  37. 37.10% of 200 =
  38. 38.75% of 176 =
  39. 39.1% of 300 =
  40. 40.20% of 320 =

Answer key

  1. 27
  2. 28
  3. 44
  4. 44
  5. 13
  6. 32
  7. 38
  8. 80
  9. 91
  10. 11
  11. 33
  12. 75
  13. 55
  14. 6
  15. 81
  16. 1
  17. 79
  18. 96
  19. 203
  20. 212
  21. 26
  22. 26
  23. 39
  24. 18
  25. 162
  26. 13
  27. 83
  28. 228
  29. 69
  30. 33
  31. 98
  32. 18
  33. 9
  34. 48
  35. 22
  36. 45
  37. 20
  38. 132
  39. 3
  40. 64

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