← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 405 · 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 ₹291, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  2. 2.15 is 12% of ?
  3. 3.Isha spent ₹72, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  4. 4.80% of a number is 28. What is the number?
  5. 5.25% of a number is 100. What is the number?
  6. 6.20% of a number is 70. What is the number?
  7. 7.12% of a number is 6. What is the number?
  8. 8.Sara spent ₹84, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  9. 9.60% of a number is 75. What is the number?
  10. 10.60% of a number is 66. What is the number?
  11. 11.3 is 12% of ?
  12. 12.Ishaan spent ₹30, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  13. 13.5% of a number is 2. What is the number?
  14. 14.5% of a number is 7. What is the number?
  15. 15.Anaya spent ₹72, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  16. 16.Rohan spent ₹45, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  17. 17.Meera spent ₹40, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  18. 18.24 is 40% of ?
  19. 19.72 is 60% of ?
  20. 20.Kabir spent ₹45, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  21. 21.111 is 30% of ?
  22. 22.12 is 80% of ?
  23. 23.40% of a number is 146. What is the number?
  24. 24.Aarav spent ₹31, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  25. 25.15% of a number is 51. What is the number?
  26. 26.Ishaan spent ₹20, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  27. 27.Sara spent ₹24, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  28. 28.40% of a number is 104. What is the number?
  29. 29.99 is 25% of ?
  30. 30.Diya spent ₹23, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  31. 31.30% of a number is 27. What is the number?
  32. 32.172 is 50% of ?
  33. 33.40% of a number is 74. What is the number?
  34. 34.Ishaan spent ₹5, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.50% of a number is 179. What is the number?
  36. 36.24 is 20% of ?
  37. 37.54 is 60% of ?
  38. 38.20 is 10% of ?
  39. 39.80% of a number is 268. What is the number?
  40. 40.48 is 12% of ?

Answer key

  1. 388
  2. 125
  3. 90
  4. 35
  5. 400
  6. 350
  7. 50
  8. 210
  9. 125
  10. 110
  11. 25
  12. 250
  13. 40
  14. 140
  15. 96
  16. 225
  17. 200
  18. 60
  19. 120
  20. 375
  21. 370
  22. 15
  23. 365
  24. 155
  25. 340
  26. 400
  27. 30
  28. 260
  29. 396
  30. 230
  31. 90
  32. 344
  33. 185
  34. 50
  35. 358
  36. 120
  37. 90
  38. 200
  39. 335
  40. 400

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