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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 561 · 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. 1.75% of 68 =
  2. 2.20% of 150 =
  3. 3.5% of 480 =
  4. 4.10% of 770 =
  5. 5.10% of 250 =
  6. 6.10% of 700 =
  7. 7.1% of 2900 =
  8. 8.20% of 375 =
  9. 9.20% of 15 =
  10. 10.25% of 180 =
  11. 11.50% of 488 =
  12. 12.10% of 100 =
  13. 13.1% of 600 =
  14. 14.20% of 75 =
  15. 15.1% of 700 =
  16. 16.20% of 155 =
  17. 17.25% of 276 =
  18. 18.20% of 270 =
  19. 19.10% of 570 =
  20. 20.25% of 28 =
  21. 21.5% of 600 =
  22. 22.5% of 80 =
  23. 23.25% of 316 =
  24. 24.20% of 230 =
  25. 25.10% of 890 =
  26. 26.75% of 152 =
  27. 27.50% of 124 =
  28. 28.5% of 380 =
  29. 29.50% of 54 =
  30. 30.20% of 335 =
  31. 31.5% of 640 =
  32. 32.10% of 470 =
  33. 33.1% of 2300 =
  34. 34.1% of 300 =
  35. 35.10% of 730 =
  36. 36.75% of 232 =
  37. 37.1% of 1700 =
  38. 38.50% of 346 =
  39. 39.25% of 356 =
  40. 40.20% of 465 =

Answer key

  1. 51
  2. 30
  3. 24
  4. 77
  5. 25
  6. 70
  7. 29
  8. 75
  9. 3
  10. 45
  11. 244
  12. 10
  13. 6
  14. 15
  15. 7
  16. 31
  17. 69
  18. 54
  19. 57
  20. 7
  21. 30
  22. 4
  23. 79
  24. 46
  25. 89
  26. 114
  27. 62
  28. 19
  29. 27
  30. 67
  31. 32
  32. 47
  33. 23
  34. 3
  35. 73
  36. 174
  37. 17
  38. 173
  39. 89
  40. 93

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