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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 329 · 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.Dev spent ₹42, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  2. 2.75% of a number is 48. What is the number?
  3. 3.Meera spent ₹27, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  4. 4.Sara spent ₹156, which is 75% of the pocket money. How much pocket money did Sara have, in rupees?
  5. 5.15% of a number is 39. What is the number?
  6. 6.12% of a number is 45. What is the number?
  7. 7.Diya spent ₹9, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  8. 8.30% of a number is 42. What is the number?
  9. 9.60% of a number is 93. What is the number?
  10. 10.5% of a number is 10. What is the number?
  11. 11.12% of a number is 15. What is the number?
  12. 12.50% of a number is 43. What is the number?
  13. 13.30% of a number is 111. What is the number?
  14. 14.Isha spent ₹136, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  15. 15.24 is 30% of ?
  16. 16.60% of a number is 21. What is the number?
  17. 17.Dev spent ₹33, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  18. 18.60% of a number is 147. What is the number?
  19. 19.3 is 50% of ?
  20. 20.12 is 15% of ?
  21. 21.Sara spent ₹48, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  22. 22.15 is 30% of ?
  23. 23.18 is 5% of ?
  24. 24.3 is 15% of ?
  25. 25.Sara spent ₹28, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  26. 26.14 is 10% of ?
  27. 27.75% of a number is 141. What is the number?
  28. 28.Meera spent ₹3, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  29. 29.24 is 12% of ?
  30. 30.Anaya spent ₹28, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  31. 31.40% of a number is 42. What is the number?
  32. 32.50 is 50% of ?
  33. 33.Arjun spent ₹42, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?
  34. 34.11 is 10% of ?
  35. 35.80% of a number is 168. What is the number?
  36. 36.84 is 30% of ?
  37. 37.Ishaan spent ₹108, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  38. 38.Diya spent ₹148, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.Riya spent ₹8, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  40. 40.Isha spent ₹104, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?

Answer key

  1. 350
  2. 64
  3. 45
  4. 208
  5. 260
  6. 375
  7. 90
  8. 140
  9. 155
  10. 200
  11. 125
  12. 86
  13. 370
  14. 340
  15. 80
  16. 35
  17. 220
  18. 245
  19. 6
  20. 80
  21. 400
  22. 50
  23. 360
  24. 20
  25. 56
  26. 140
  27. 188
  28. 20
  29. 200
  30. 280
  31. 105
  32. 100
  33. 350
  34. 110
  35. 210
  36. 280
  37. 270
  38. 296
  39. 20
  40. 260

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