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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 428 · 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. 1.24 is 80% of ?
  2. 2.Kabir spent ₹15, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  3. 3.Aarav spent ₹130, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  4. 4.38 is 40% of ?
  5. 5.176 is 50% of ?
  6. 6.30% of a number is 33. What is the number?
  7. 7.5% of a number is 4. What is the number?
  8. 8.50% of a number is 84. What is the number?
  9. 9.18 is 30% of ?
  10. 10.15% of a number is 30. What is the number?
  11. 11.75% of a number is 189. What is the number?
  12. 12.Rohan spent ₹100, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  13. 13.44 is 20% of ?
  14. 14.12% of a number is 6. What is the number?
  15. 15.Riya spent ₹36, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  16. 16.3 is 12% of ?
  17. 17.75% of a number is 300. What is the number?
  18. 18.40% of a number is 94. What is the number?
  19. 19.50% of a number is 50. What is the number?
  20. 20.6 is 50% of ?
  21. 21.Aarav spent ₹150, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  22. 22.20% of a number is 9. What is the number?
  23. 23.40% of a number is 110. What is the number?
  24. 24.144 is 75% of ?
  25. 25.11 is 10% of ?
  26. 26.5% of a number is 16. What is the number?
  27. 27.20% of a number is 39. What is the number?
  28. 28.20% of a number is 56. What is the number?
  29. 29.31 is 10% of ?
  30. 30.40% of a number is 50. What is the number?
  31. 31.5% of a number is 15. What is the number?
  32. 32.189 is 75% of ?
  33. 33.12% of a number is 42. What is the number?
  34. 34.6 is 15% of ?
  35. 35.71 is 25% of ?
  36. 36.14 is 25% of ?
  37. 37.Isha spent ₹31, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  38. 38.30% of a number is 30. What is the number?
  39. 39.Kabir spent ₹99, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  40. 40.60% of a number is 30. What is the number?

Answer key

  1. 30
  2. 125
  3. 260
  4. 95
  5. 352
  6. 110
  7. 80
  8. 168
  9. 60
  10. 200
  11. 252
  12. 250
  13. 220
  14. 50
  15. 240
  16. 25
  17. 400
  18. 235
  19. 100
  20. 12
  21. 250
  22. 45
  23. 275
  24. 192
  25. 110
  26. 320
  27. 195
  28. 280
  29. 310
  30. 125
  31. 300
  32. 252
  33. 350
  34. 40
  35. 284
  36. 56
  37. 155
  38. 100
  39. 330
  40. 50

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