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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 875 · 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. 1.69 is 30% of ?
  2. 2.33 is 12% of ?
  3. 3.Dev spent ₹180, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  4. 4.3 is 10% of ?
  5. 5.40% of a number is 120. What is the number?
  6. 6.Aarav spent ₹9, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  7. 7.12% of a number is 45. What is the number?
  8. 8.54 is 40% of ?
  9. 9.Arjun spent ₹16, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  10. 10.64 is 80% of ?
  11. 11.Rohan spent ₹45, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  12. 12.15% of a number is 33. What is the number?
  13. 13.Arjun spent ₹38, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  14. 14.40% of a number is 132. What is the number?
  15. 15.20% of a number is 40. What is the number?
  16. 16.12 is 15% of ?
  17. 17.10% of a number is 23. What is the number?
  18. 18.Sara spent ₹18, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  19. 19.96 is 60% of ?
  20. 20.Diya spent ₹60, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  21. 21.14 is 25% of ?
  22. 22.30% of a number is 63. What is the number?
  23. 23.93 is 75% of ?
  24. 24.5% of a number is 4. What is the number?
  25. 25.Riya spent ₹192, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  26. 26.80% of a number is 280. What is the number?
  27. 27.39 is 10% of ?
  28. 28.88 is 80% of ?
  29. 29.20% of a number is 1. What is the number?
  30. 30.Riya spent ₹2, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  31. 31.75% of a number is 144. What is the number?
  32. 32.10% of a number is 18. What is the number?
  33. 33.138 is 40% of ?
  34. 34.Ishaan spent ₹13, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.Rohan spent ₹171, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  36. 36.Diya spent ₹60, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  37. 37.Kabir spent ₹268, which is 80% of the pocket money. How much pocket money did Kabir have, in rupees?
  38. 38.Diya spent ₹4, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.Aarav spent ₹35, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  40. 40.Meera spent ₹92, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?

Answer key

  1. 230
  2. 275
  3. 360
  4. 30
  5. 300
  6. 45
  7. 375
  8. 135
  9. 320
  10. 80
  11. 300
  12. 220
  13. 380
  14. 330
  15. 200
  16. 80
  17. 230
  18. 120
  19. 160
  20. 100
  21. 56
  22. 210
  23. 124
  24. 80
  25. 320
  26. 350
  27. 390
  28. 110
  29. 5
  30. 20
  31. 192
  32. 180
  33. 345
  34. 260
  35. 228
  36. 400
  37. 335
  38. 5
  39. 70
  40. 368

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