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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 908 · 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. 1.38 is 40% of ?
  2. 2.40% of a number is 124. What is the number?
  3. 3.33 is 15% of ?
  4. 4.75% of a number is 261. What is the number?
  5. 5.Isha spent ₹57, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  6. 6.12% of a number is 9. What is the number?
  7. 7.Rohan spent ₹74, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  8. 8.25% of a number is 49. What is the number?
  9. 9.48 is 30% of ?
  10. 10.10% of a number is 14. What is the number?
  11. 11.Anaya spent ₹222, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  12. 12.Kabir spent ₹60, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  13. 13.Diya spent ₹10, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  14. 14.116 is 40% of ?
  15. 15.Anaya spent ₹51, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  16. 16.50% of a number is 144. What is the number?
  17. 17.Diya spent ₹248, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  18. 18.10% of a number is 9. What is the number?
  19. 19.Kabir spent ₹45, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  20. 20.50% of a number is 20. What is the number?
  21. 21.46 is 40% of ?
  22. 22.84 is 25% of ?
  23. 23.Dev spent ₹38, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  24. 24.Meera spent ₹28, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  25. 25.46 is 20% of ?
  26. 26.15 is 30% of ?
  27. 27.Diya spent ₹30, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  28. 28.Sara spent ₹3, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  29. 29.40% of a number is 36. What is the number?
  30. 30.219 is 60% of ?
  31. 31.60% of a number is 132. What is the number?
  32. 32.20% of a number is 18. What is the number?
  33. 33.Sara spent ₹36, which is 30% of the pocket money. How much pocket money did Sara have, in rupees?
  34. 34.16 is 25% of ?
  35. 35.Kabir spent ₹30, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  36. 36.Riya spent ₹45, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  37. 37.10% of a number is 33. What is the number?
  38. 38.15% of a number is 6. What is the number?
  39. 39.90 is 75% of ?
  40. 40.16 is 50% of ?

Answer key

  1. 95
  2. 310
  3. 220
  4. 348
  5. 76
  6. 75
  7. 296
  8. 196
  9. 160
  10. 140
  11. 296
  12. 200
  13. 100
  14. 290
  15. 170
  16. 288
  17. 310
  18. 90
  19. 150
  20. 40
  21. 115
  22. 336
  23. 95
  24. 280
  25. 230
  26. 50
  27. 200
  28. 25
  29. 90
  30. 365
  31. 220
  32. 90
  33. 120
  34. 64
  35. 100
  36. 375
  37. 330
  38. 40
  39. 120
  40. 32

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