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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 332 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.75% of a number is 174. What is the number?
  2. 2.15 is 20% of ?
  3. 3.5% of a number is 16. What is the number?
  4. 4.12% of a number is 9. What is the number?
  5. 5.80% of a number is 8. What is the number?
  6. 6.132 is 40% of ?
  7. 7.Dev spent ₹45, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  8. 8.36 is 75% of ?
  9. 9.30% of a number is 57. What is the number?
  10. 10.63 is 30% of ?
  11. 11.75 is 20% of ?
  12. 12.80% of a number is 160. What is the number?
  13. 13.78 is 75% of ?
  14. 14.81 is 60% of ?
  15. 15.Arjun spent ₹84, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  16. 16.50% of a number is 146. What is the number?
  17. 17.60% of a number is 93. What is the number?
  18. 18.60% of a number is 225. What is the number?
  19. 19.21 is 30% of ?
  20. 20.Aarav spent ₹132, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  21. 21.Sara spent ₹186, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  22. 22.45 is 30% of ?
  23. 23.5% of a number is 4. What is the number?
  24. 24.12% of a number is 18. What is the number?
  25. 25.12% of a number is 21. What is the number?
  26. 26.75% of a number is 30. What is the number?
  27. 27.17 is 5% of ?
  28. 28.20% of a number is 15. What is the number?
  29. 29.150 is 75% of ?
  30. 30.Isha spent ₹40, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  31. 31.30% of a number is 60. What is the number?
  32. 32.20% of a number is 71. What is the number?
  33. 33.195 is 60% of ?
  34. 34.Diya spent ₹34, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  35. 35.40% of a number is 158. What is the number?
  36. 36.Kabir spent ₹120, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  37. 37.60% of a number is 36. What is the number?
  38. 38.79 is 20% of ?
  39. 39.25% of a number is 79. What is the number?
  40. 40.Arjun spent ₹18, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?

Answer key

  1. 232
  2. 75
  3. 320
  4. 75
  5. 10
  6. 330
  7. 180
  8. 48
  9. 190
  10. 210
  11. 375
  12. 200
  13. 104
  14. 135
  15. 210
  16. 292
  17. 155
  18. 375
  19. 70
  20. 220
  21. 372
  22. 150
  23. 80
  24. 150
  25. 175
  26. 40
  27. 340
  28. 75
  29. 200
  30. 400
  31. 200
  32. 355
  33. 325
  34. 340
  35. 395
  36. 400
  37. 60
  38. 395
  39. 316
  40. 180

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