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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 766 · 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. 1.158 is 40% of ?
  2. 2.80% of a number is 56. What is the number?
  3. 3.Sara spent ₹8, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  4. 4.Anaya spent ₹18, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  5. 5.9 is 10% of ?
  6. 6.Anaya spent ₹156, which is 40% of the pocket money. How much pocket money did Anaya have, in rupees?
  7. 7.Riya spent ₹8, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  8. 8.Kabir spent ₹237, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  9. 9.Sara spent ₹300, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  10. 10.10% of a number is 24. What is the number?
  11. 11.40% of a number is 142. What is the number?
  12. 12.Sara spent ₹32, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  13. 13.Diya spent ₹144, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  14. 14.66 is 40% of ?
  15. 15.Riya spent ₹189, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  16. 16.60% of a number is 135. What is the number?
  17. 17.Kabir spent ₹8, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  18. 18.12% of a number is 30. What is the number?
  19. 19.Anaya spent ₹246, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  20. 20.75% of a number is 195. What is the number?
  21. 21.33 is 15% of ?
  22. 22.75% of a number is 30. What is the number?
  23. 23.63 is 60% of ?
  24. 24.25% of a number is 98. What is the number?
  25. 25.Arjun spent ₹26, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.39 is 20% of ?
  27. 27.17 is 20% of ?
  28. 28.75% of a number is 150. What is the number?
  29. 29.Anaya spent ₹53, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  30. 30.12 is 20% of ?
  31. 31.Sara spent ₹81, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  32. 32.118 is 40% of ?
  33. 33.Isha spent ₹3, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  34. 34.Rohan spent ₹12, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  35. 35.Isha spent ₹4, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  36. 36.Ishaan spent ₹1, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  37. 37.89 is 50% of ?
  38. 38.Isha spent ₹134, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.12 is 15% of ?
  40. 40.3 is 5% of ?

Answer key

  1. 395
  2. 70
  3. 20
  4. 90
  5. 90
  6. 390
  7. 160
  8. 395
  9. 375
  10. 240
  11. 355
  12. 320
  13. 288
  14. 165
  15. 252
  16. 225
  17. 32
  18. 250
  19. 328
  20. 260
  21. 220
  22. 40
  23. 105
  24. 392
  25. 104
  26. 195
  27. 85
  28. 200
  29. 265
  30. 60
  31. 324
  32. 295
  33. 25
  34. 240
  35. 80
  36. 20
  37. 178
  38. 335
  39. 80
  40. 60

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