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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 55 · 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.Rohan spent ₹18, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  2. 2.60% of a number is 195. What is the number?
  3. 3.Diya spent ₹10, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  4. 4.20% of a number is 26. What is the number?
  5. 5.60% of a number is 183. What is the number?
  6. 6.50% of a number is 164. What is the number?
  7. 7.43 is 20% of ?
  8. 8.30% of a number is 51. What is the number?
  9. 9.95 is 25% of ?
  10. 10.Aarav spent ₹179, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  11. 11.10% of a number is 3. What is the number?
  12. 12.3 is 10% of ?
  13. 13.12% of a number is 36. What is the number?
  14. 14.40% of a number is 90. What is the number?
  15. 15.Isha spent ₹29, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  16. 16.Kabir spent ₹312, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  17. 17.Riya spent ₹30, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.Isha spent ₹320, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  19. 19.69 is 30% of ?
  20. 20.27 is 10% of ?
  21. 21.75% of a number is 174. What is the number?
  22. 22.5% of a number is 10. What is the number?
  23. 23.65 is 20% of ?
  24. 24.40% of a number is 132. What is the number?
  25. 25.12% of a number is 18. What is the number?
  26. 26.Dev spent ₹104, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  27. 27.12% of a number is 24. What is the number?
  28. 28.75% of a number is 246. What is the number?
  29. 29.30% of a number is 36. What is the number?
  30. 30.Isha spent ₹31, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  31. 31.24 is 12% of ?
  32. 32.Kabir spent ₹150, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  33. 33.3 is 12% of ?
  34. 34.40% of a number is 10. What is the number?
  35. 35.12% of a number is 30. What is the number?
  36. 36.72 is 20% of ?
  37. 37.Arjun spent ₹3, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  38. 38.75% of a number is 231. What is the number?
  39. 39.93 is 75% of ?
  40. 40.10% of a number is 33. What is the number?

Answer key

  1. 180
  2. 325
  3. 200
  4. 130
  5. 305
  6. 328
  7. 215
  8. 170
  9. 380
  10. 358
  11. 30
  12. 30
  13. 300
  14. 225
  15. 290
  16. 390
  17. 40
  18. 400
  19. 230
  20. 270
  21. 232
  22. 200
  23. 325
  24. 330
  25. 150
  26. 130
  27. 200
  28. 328
  29. 120
  30. 310
  31. 200
  32. 250
  33. 25
  34. 25
  35. 250
  36. 360
  37. 12
  38. 308
  39. 124
  40. 330

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage