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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 505 · 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 176. What is the number?
  2. 2.300 is 80% of ?
  3. 3.10% of a number is 16. What is the number?
  4. 4.12% of a number is 36. What is the number?
  5. 5.10% of a number is 7. What is the number?
  6. 6.10% of a number is 8. What is the number?
  7. 7.60% of a number is 153. What is the number?
  8. 8.Riya spent ₹200, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?
  9. 9.20% of a number is 32. What is the number?
  10. 10.10% of a number is 35. What is the number?
  11. 11.11 is 25% of ?
  12. 12.Ishaan spent ₹83, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  13. 13.Anaya spent ₹7, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  14. 14.48 is 20% of ?
  15. 15.80% of a number is 300. What is the number?
  16. 16.Riya spent ₹14, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  17. 17.60% of a number is 30. What is the number?
  18. 18.Dev spent ₹110, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  19. 19.40% of a number is 22. What is the number?
  20. 20.140 is 40% of ?
  21. 21.Kabir spent ₹27, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  22. 22.9 is 15% of ?
  23. 23.120 is 40% of ?
  24. 24.50% of a number is 40. What is the number?
  25. 25.Ishaan spent ₹3, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  26. 26.5% of a number is 8. What is the number?
  27. 27.6 is 30% of ?
  28. 28.12% of a number is 24. What is the number?
  29. 29.20% of a number is 56. What is the number?
  30. 30.Aarav spent ₹54, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  31. 31.60 is 50% of ?
  32. 32.Isha spent ₹39, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  33. 33.Sara spent ₹132, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  34. 34.12 is 12% of ?
  35. 35.156 is 80% of ?
  36. 36.10% of a number is 29. What is the number?
  37. 37.Isha spent ₹16, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  38. 38.Isha spent ₹24, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.75% of a number is 147. What is the number?
  40. 40.10% of a number is 18. What is the number?

Answer key

  1. 352
  2. 375
  3. 160
  4. 300
  5. 70
  6. 80
  7. 255
  8. 400
  9. 160
  10. 350
  11. 44
  12. 166
  13. 70
  14. 240
  15. 375
  16. 280
  17. 50
  18. 275
  19. 55
  20. 350
  21. 36
  22. 60
  23. 300
  24. 80
  25. 25
  26. 160
  27. 20
  28. 200
  29. 280
  30. 90
  31. 120
  32. 325
  33. 220
  34. 100
  35. 195
  36. 290
  37. 320
  38. 120
  39. 196
  40. 180

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage