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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 677 · 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 210 =
  2. 2.5% of 720 =
  3. 3.20% of 365 =
  4. 4.50% of 100 =
  5. 5.5% of 120 =
  6. 6.10% of 900 =
  7. 7.50% of 496 =
  8. 8.5% of 380 =
  9. 9.50% of 348 =
  10. 10.75% of 156 =
  11. 11.10% of 830 =
  12. 12.50% of 376 =
  13. 13.25% of 56 =
  14. 14.75% of 64 =
  15. 15.1% of 1500 =
  16. 16.5% of 520 =
  17. 17.20% of 165 =
  18. 18.75% of 164 =
  19. 19.20% of 430 =
  20. 20.10% of 780 =
  21. 21.25% of 224 =
  22. 22.10% of 650 =
  23. 23.25% of 160 =
  24. 24.10% of 290 =
  25. 25.10% of 590 =
  26. 26.50% of 202 =
  27. 27.25% of 192 =
  28. 28.10% of 50 =
  29. 29.75% of 148 =
  30. 30.20% of 345 =
  31. 31.25% of 364 =
  32. 32.25% of 156 =
  33. 33.1% of 1000 =
  34. 34.5% of 540 =
  35. 35.1% of 2400 =
  36. 36.10% of 350 =
  37. 37.50% of 56 =
  38. 38.50% of 326 =
  39. 39.50% of 486 =
  40. 40.20% of 310 =

Answer key

  1. 21
  2. 36
  3. 73
  4. 50
  5. 6
  6. 90
  7. 248
  8. 19
  9. 174
  10. 117
  11. 83
  12. 188
  13. 14
  14. 48
  15. 15
  16. 26
  17. 33
  18. 123
  19. 86
  20. 78
  21. 56
  22. 65
  23. 40
  24. 29
  25. 59
  26. 101
  27. 48
  28. 5
  29. 111
  30. 69
  31. 91
  32. 39
  33. 10
  34. 27
  35. 24
  36. 35
  37. 28
  38. 163
  39. 243
  40. 62

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