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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 34 · 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. 1.1% of 1000 =
  2. 2.10% of 190 =
  3. 3.1% of 700 =
  4. 4.75% of 148 =
  5. 5.25% of 388 =
  6. 6.50% of 176 =
  7. 7.10% of 450 =
  8. 8.50% of 354 =
  9. 9.10% of 340 =
  10. 10.50% of 316 =
  11. 11.50% of 474 =
  12. 12.5% of 360 =
  13. 13.10% of 320 =
  14. 14.50% of 166 =
  15. 15.25% of 112 =
  16. 16.75% of 12 =
  17. 17.75% of 76 =
  18. 18.50% of 288 =
  19. 19.5% of 560 =
  20. 20.20% of 130 =
  21. 21.5% of 520 =
  22. 22.10% of 620 =
  23. 23.1% of 1300 =
  24. 24.20% of 420 =
  25. 25.10% of 160 =
  26. 26.25% of 156 =
  27. 27.5% of 60 =
  28. 28.5% of 160 =
  29. 29.50% of 344 =
  30. 30.25% of 268 =
  31. 31.50% of 446 =
  32. 32.50% of 454 =
  33. 33.5% of 280 =
  34. 34.25% of 84 =
  35. 35.10% of 770 =
  36. 36.10% of 70 =
  37. 37.75% of 108 =
  38. 38.20% of 445 =
  39. 39.10% of 370 =
  40. 40.50% of 12 =

Answer key

  1. 10
  2. 19
  3. 7
  4. 111
  5. 97
  6. 88
  7. 45
  8. 177
  9. 34
  10. 158
  11. 237
  12. 18
  13. 32
  14. 83
  15. 28
  16. 9
  17. 57
  18. 144
  19. 28
  20. 26
  21. 26
  22. 62
  23. 13
  24. 84
  25. 16
  26. 39
  27. 3
  28. 8
  29. 172
  30. 67
  31. 223
  32. 227
  33. 14
  34. 21
  35. 77
  36. 7
  37. 81
  38. 89
  39. 37
  40. 6

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