← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 15 · 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. 1.20% of a number is 16. What is the number?
  2. 2.Diya spent ₹304, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  3. 3.42 is 15% of ?
  4. 4.Diya spent ₹6, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  5. 5.13 is 5% of ?
  6. 6.52 is 80% of ?
  7. 7.10% of a number is 8. What is the number?
  8. 8.30% of a number is 75. What is the number?
  9. 9.Isha spent ₹6, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  10. 10.Kabir spent ₹9, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  11. 11.Ishaan spent ₹63, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  12. 12.5% of a number is 13. What is the number?
  13. 13.40% of a number is 140. What is the number?
  14. 14.Kabir spent ₹36, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  15. 15.135 is 60% of ?
  16. 16.50% of a number is 98. What is the number?
  17. 17.25% of a number is 79. What is the number?
  18. 18.79 is 25% of ?
  19. 19.12% of a number is 39. What is the number?
  20. 20.20% of a number is 67. What is the number?
  21. 21.80% of a number is 184. What is the number?
  22. 22.35 is 50% of ?
  23. 23.Isha spent ₹10, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  24. 24.25% of a number is 15. What is the number?
  25. 25.24 is 12% of ?
  26. 26.75% of a number is 270. What is the number?
  27. 27.75% of a number is 273. What is the number?
  28. 28.Arjun spent ₹33, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  29. 29.Diya spent ₹6, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  30. 30.12% of a number is 6. What is the number?
  31. 31.14 is 20% of ?
  32. 32.Rohan spent ₹48, which is 12% of the pocket money. How much pocket money did Rohan have, in rupees?
  33. 33.72 is 50% of ?
  34. 34.30% of a number is 84. What is the number?
  35. 35.Sara spent ₹21, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  36. 36.5% of a number is 3. What is the number?
  37. 37.30% of a number is 15. What is the number?
  38. 38.90 is 30% of ?
  39. 39.Diya spent ₹39, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  40. 40.Diya spent ₹85, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?

Answer key

  1. 80
  2. 380
  3. 280
  4. 120
  5. 260
  6. 65
  7. 80
  8. 250
  9. 20
  10. 75
  11. 315
  12. 260
  13. 350
  14. 300
  15. 225
  16. 196
  17. 316
  18. 316
  19. 325
  20. 335
  21. 230
  22. 70
  23. 100
  24. 60
  25. 200
  26. 360
  27. 364
  28. 55
  29. 40
  30. 50
  31. 70
  32. 400
  33. 144
  34. 280
  35. 175
  36. 60
  37. 50
  38. 300
  39. 325
  40. 340

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