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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 490 · 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 450 =
  2. 2.10% of 700 =
  3. 3.10% of 780 =
  4. 4.50% of 194 =
  5. 5.50% of 490 =
  6. 6.50% of 364 =
  7. 7.50% of 402 =
  8. 8.5% of 500 =
  9. 9.10% of 410 =
  10. 10.20% of 360 =
  11. 11.50% of 140 =
  12. 12.75% of 72 =
  13. 13.10% of 830 =
  14. 14.25% of 80 =
  15. 15.50% of 314 =
  16. 16.5% of 160 =
  17. 17.1% of 2200 =
  18. 18.75% of 220 =
  19. 19.1% of 2400 =
  20. 20.20% of 245 =
  21. 21.25% of 132 =
  22. 22.50% of 320 =
  23. 23.75% of 64 =
  24. 24.75% of 236 =
  25. 25.5% of 200 =
  26. 26.1% of 900 =
  27. 27.75% of 44 =
  28. 28.75% of 140 =
  29. 29.50% of 480 =
  30. 30.50% of 332 =
  31. 31.20% of 175 =
  32. 32.25% of 348 =
  33. 33.50% of 238 =
  34. 34.5% of 340 =
  35. 35.20% of 400 =
  36. 36.5% of 120 =
  37. 37.50% of 448 =
  38. 38.25% of 332 =
  39. 39.50% of 18 =
  40. 40.50% of 396 =

Answer key

  1. 45
  2. 70
  3. 78
  4. 97
  5. 245
  6. 182
  7. 201
  8. 25
  9. 41
  10. 72
  11. 70
  12. 54
  13. 83
  14. 20
  15. 157
  16. 8
  17. 22
  18. 165
  19. 24
  20. 49
  21. 33
  22. 160
  23. 48
  24. 177
  25. 10
  26. 9
  27. 33
  28. 105
  29. 240
  30. 166
  31. 35
  32. 87
  33. 119
  34. 17
  35. 80
  36. 6
  37. 224
  38. 83
  39. 9
  40. 198

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