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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 122 · 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. 1.50% of a number is 47. What is the number?
  2. 2.10% of a number is 12. What is the number?
  3. 3.Aarav spent ₹5, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  4. 4.Isha spent ₹15, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  5. 5.Sara spent ₹12, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  6. 6.30 is 15% of ?
  7. 7.27 is 25% of ?
  8. 8.15% of a number is 48. What is the number?
  9. 9.60% of a number is 72. What is the number?
  10. 10.Arjun spent ₹48, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  11. 11.Rohan spent ₹60, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  12. 12.Kabir spent ₹32, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  13. 13.Arjun spent ₹42, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  14. 14.Rohan spent ₹27, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  15. 15.Isha spent ₹10, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  16. 16.Anaya spent ₹96, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  17. 17.Ishaan spent ₹5, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.184 is 80% of ?
  19. 19.Ishaan spent ₹90, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  20. 20.60% of a number is 150. What is the number?
  21. 21.60 is 15% of ?
  22. 22.25% of a number is 5. What is the number?
  23. 23.Diya spent ₹10, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  24. 24.17 is 25% of ?
  25. 25.Arjun spent ₹25, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.47 is 20% of ?
  27. 27.1 is 5% of ?
  28. 28.Aarav spent ₹21, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  29. 29.50% of a number is 172. What is the number?
  30. 30.48 is 75% of ?
  31. 31.148 is 40% of ?
  32. 32.195 is 60% of ?
  33. 33.25% of a number is 10. What is the number?
  34. 34.Dev spent ₹4, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  35. 35.30% of a number is 78. What is the number?
  36. 36.Kabir spent ₹87, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  37. 37.20% of a number is 74. What is the number?
  38. 38.60% of a number is 102. What is the number?
  39. 39.50% of a number is 101. What is the number?
  40. 40.27 is 12% of ?

Answer key

  1. 94
  2. 120
  3. 50
  4. 100
  5. 240
  6. 200
  7. 108
  8. 320
  9. 120
  10. 192
  11. 100
  12. 80
  13. 105
  14. 270
  15. 200
  16. 320
  17. 25
  18. 230
  19. 360
  20. 250
  21. 400
  22. 20
  23. 200
  24. 68
  25. 50
  26. 235
  27. 20
  28. 175
  29. 344
  30. 64
  31. 370
  32. 325
  33. 40
  34. 5
  35. 260
  36. 290
  37. 370
  38. 170
  39. 202
  40. 225

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