← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 139 · 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. 1.60% of a number is 168. What is the number?
  2. 2.Aarav spent ₹74, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  3. 3.Riya spent ₹4, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  4. 4.36 is 15% of ?
  5. 5.60% of a number is 174. What is the number?
  6. 6.12% of a number is 45. What is the number?
  7. 7.12 is 12% of ?
  8. 8.12% of a number is 3. What is the number?
  9. 9.Arjun spent ₹6, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  10. 10.15% of a number is 9. What is the number?
  11. 11.Ishaan spent ₹162, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  12. 12.Isha spent ₹10, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  13. 13.21 is 12% of ?
  14. 14.15% of a number is 12. What is the number?
  15. 15.40% of a number is 36. What is the number?
  16. 16.Aarav spent ₹61, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  17. 17.50% of a number is 140. What is the number?
  18. 18.10% of a number is 27. What is the number?
  19. 19.15% of a number is 60. What is the number?
  20. 20.Sara spent ₹75, which is 75% of the pocket money. How much pocket money did Sara have, in rupees?
  21. 21.Diya spent ₹17, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  22. 22.Anaya spent ₹6, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  23. 23.18 is 40% of ?
  24. 24.30% of a number is 102. What is the number?
  25. 25.243 is 75% of ?
  26. 26.20% of a number is 55. What is the number?
  27. 27.59 is 25% of ?
  28. 28.Meera spent ₹172, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  29. 29.2 is 50% of ?
  30. 30.30 is 15% of ?
  31. 31.5% of a number is 2. What is the number?
  32. 32.80% of a number is 84. What is the number?
  33. 33.Anaya spent ₹72, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  34. 34.40% of a number is 102. What is the number?
  35. 35.10% of a number is 35. What is the number?
  36. 36.75% of a number is 222. What is the number?
  37. 37.40% of a number is 146. What is the number?
  38. 38.50% of a number is 104. What is the number?
  39. 39.Dev spent ₹96, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  40. 40.Aarav spent ₹36, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?

Answer key

  1. 280
  2. 296
  3. 80
  4. 240
  5. 290
  6. 375
  7. 100
  8. 25
  9. 40
  10. 60
  11. 270
  12. 25
  13. 175
  14. 80
  15. 90
  16. 305
  17. 280
  18. 270
  19. 400
  20. 100
  21. 340
  22. 50
  23. 45
  24. 340
  25. 324
  26. 275
  27. 236
  28. 344
  29. 4
  30. 200
  31. 40
  32. 105
  33. 96
  34. 255
  35. 350
  36. 296
  37. 365
  38. 208
  39. 320
  40. 300

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