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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 140 · 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. 1.15% of a number is 15. What is the number?
  2. 2.80% of a number is 140. What is the number?
  3. 3.Riya spent ₹48, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  4. 4.25% of a number is 3. What is the number?
  5. 5.96 is 80% of ?
  6. 6.12 is 15% of ?
  7. 7.Diya spent ₹26, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.85 is 25% of ?
  9. 9.Meera spent ₹15, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  10. 10.80% of a number is 96. What is the number?
  11. 11.Sara spent ₹6, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  12. 12.44 is 50% of ?
  13. 13.Riya spent ₹15, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  14. 14.111 is 60% of ?
  15. 15.10% of a number is 30. What is the number?
  16. 16.50% of a number is 16. What is the number?
  17. 17.60% of a number is 114. What is the number?
  18. 18.142 is 50% of ?
  19. 19.Aarav spent ₹37, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  20. 20.Isha spent ₹69, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  21. 21.60 is 15% of ?
  22. 22.55 is 25% of ?
  23. 23.144 is 75% of ?
  24. 24.Ishaan spent ₹11, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  25. 25.Rohan spent ₹28, which is 10% of the pocket money. How much pocket money did Rohan have, in rupees?
  26. 26.51 is 60% of ?
  27. 27.8 is 5% of ?
  28. 28.180 is 75% of ?
  29. 29.Diya spent ₹52, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  30. 30.Dev spent ₹8, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  31. 31.15% of a number is 9. What is the number?
  32. 32.21 is 75% of ?
  33. 33.Dev spent ₹84, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  34. 34.Ishaan spent ₹51, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.Rohan spent ₹32, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  36. 36.60% of a number is 120. What is the number?
  37. 37.75% of a number is 39. What is the number?
  38. 38.Diya spent ₹273, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.Arjun spent ₹201, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  40. 40.25% of a number is 79. What is the number?

Answer key

  1. 100
  2. 175
  3. 400
  4. 12
  5. 120
  6. 80
  7. 52
  8. 340
  9. 125
  10. 120
  11. 20
  12. 88
  13. 300
  14. 185
  15. 300
  16. 32
  17. 190
  18. 284
  19. 370
  20. 92
  21. 400
  22. 220
  23. 192
  24. 220
  25. 280
  26. 85
  27. 160
  28. 240
  29. 104
  30. 80
  31. 60
  32. 28
  33. 112
  34. 170
  35. 160
  36. 200
  37. 52
  38. 364
  39. 335
  40. 316

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