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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 794 · 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. 1.50% of a number is 47. What is the number?
  2. 2.Arjun spent ₹68, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  3. 3.30% of a number is 39. What is the number?
  4. 4.25 is 20% of ?
  5. 5.231 is 60% of ?
  6. 6.24 is 20% of ?
  7. 7.75% of a number is 288. What is the number?
  8. 8.75% of a number is 33. What is the number?
  9. 9.12% of a number is 15. What is the number?
  10. 10.Diya spent ₹216, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  11. 11.60% of a number is 231. What is the number?
  12. 12.12% of a number is 33. What is the number?
  13. 13.33 is 30% of ?
  14. 14.Isha spent ₹180, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  15. 15.Arjun spent ₹117, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  16. 16.1 is 10% of ?
  17. 17.Arjun spent ₹31, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  18. 18.Sara spent ₹50, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  19. 19.12 is 80% of ?
  20. 20.Sara spent ₹20, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  21. 21.40% of a number is 6. What is the number?
  22. 22.Anaya spent ₹119, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  23. 23.Aarav spent ₹9, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  24. 24.Riya spent ₹9, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  25. 25.Anaya spent ₹21, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  26. 26.20% of a number is 63. What is the number?
  27. 27.Arjun spent ₹9, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  28. 28.Rohan spent ₹56, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  29. 29.25% of a number is 47. What is the number?
  30. 30.60% of a number is 3. What is the number?
  31. 31.Diya spent ₹37, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  32. 32.55 is 25% of ?
  33. 33.42 is 30% of ?
  34. 34.4 is 10% of ?
  35. 35.1 is 5% of ?
  36. 36.78 is 60% of ?
  37. 37.13 is 20% of ?
  38. 38.Anaya spent ₹36, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  39. 39.40% of a number is 144. What is the number?
  40. 40.10% of a number is 18. What is the number?

Answer key

  1. 94
  2. 170
  3. 130
  4. 125
  5. 385
  6. 120
  7. 384
  8. 44
  9. 125
  10. 270
  11. 385
  12. 275
  13. 110
  14. 240
  15. 390
  16. 10
  17. 155
  18. 200
  19. 15
  20. 100
  21. 15
  22. 238
  23. 18
  24. 180
  25. 140
  26. 315
  27. 15
  28. 224
  29. 188
  30. 5
  31. 185
  32. 220
  33. 140
  34. 40
  35. 20
  36. 130
  37. 65
  38. 120
  39. 360
  40. 180

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