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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 163 · 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.

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  1. 1.30% of a number is 90. What is the number?
  2. 2.25% of a number is 61. What is the number?
  3. 3.15% of a number is 27. What is the number?
  4. 4.Kabir spent ₹159, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  5. 5.Riya spent ₹37, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  6. 6.Meera spent ₹20, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  7. 7.Diya spent ₹12, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.20% of a number is 63. What is the number?
  9. 9.Rohan spent ₹4, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  10. 10.31 is 10% of ?
  11. 11.5% of a number is 20. What is the number?
  12. 12.80% of a number is 20. What is the number?
  13. 13.Isha spent ₹26, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  14. 14.20% of a number is 79. What is the number?
  15. 15.Aarav spent ₹3, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  16. 16.5% of a number is 4. What is the number?
  17. 17.10% of a number is 29. What is the number?
  18. 18.Aarav spent ₹102, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  19. 19.Isha spent ₹59, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  20. 20.15 is 25% of ?
  21. 21.Anaya spent ₹12, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  22. 22.18 is 75% of ?
  23. 23.6 is 15% of ?
  24. 24.15% of a number is 57. What is the number?
  25. 25.50% of a number is 57. What is the number?
  26. 26.25% of a number is 27. What is the number?
  27. 27.Riya spent ₹12, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  28. 28.Riya spent ₹21, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  29. 29.5% of a number is 16. What is the number?
  30. 30.48 is 60% of ?
  31. 31.34 is 50% of ?
  32. 32.Diya spent ₹192, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  33. 33.20% of a number is 43. What is the number?
  34. 34.6 is 12% of ?
  35. 35.15% of a number is 39. What is the number?
  36. 36.10% of a number is 34. What is the number?
  37. 37.Riya spent ₹52, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  38. 38.Rohan spent ₹66, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  39. 39.Dev spent ₹176, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  40. 40.54 is 15% of ?

Answer key

  1. 300
  2. 244
  3. 180
  4. 318
  5. 370
  6. 200
  7. 30
  8. 315
  9. 80
  10. 310
  11. 400
  12. 25
  13. 104
  14. 395
  15. 12
  16. 80
  17. 290
  18. 170
  19. 295
  20. 60
  21. 30
  22. 24
  23. 40
  24. 380
  25. 114
  26. 108
  27. 80
  28. 140
  29. 320
  30. 80
  31. 68
  32. 384
  33. 215
  34. 50
  35. 260
  36. 340
  37. 208
  38. 88
  39. 220
  40. 360

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