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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 970 · 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. 1.12% of a number is 24. What is the number?
  2. 2.Isha spent ₹148, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  3. 3.50% of a number is 164. What is the number?
  4. 4.12% of a number is 45. What is the number?
  5. 5.26 is 10% of ?
  6. 6.60% of a number is 51. What is the number?
  7. 7.75% of a number is 111. What is the number?
  8. 8.15% of a number is 6. What is the number?
  9. 9.10% of a number is 14. What is the number?
  10. 10.140 is 40% of ?
  11. 11.10% of a number is 1. What is the number?
  12. 12.21 is 12% of ?
  13. 13.Rohan spent ₹195, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  14. 14.12% of a number is 48. What is the number?
  15. 15.Meera spent ₹160, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  16. 16.5% of a number is 3. What is the number?
  17. 17.143 is 50% of ?
  18. 18.Meera spent ₹80, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  19. 19.20% of a number is 11. What is the number?
  20. 20.25% of a number is 30. What is the number?
  21. 21.Diya spent ₹66, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  22. 22.80% of a number is 172. What is the number?
  23. 23.5 is 10% of ?
  24. 24.Diya spent ₹69, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  25. 25.16 is 5% of ?
  26. 26.Kabir spent ₹49, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  27. 27.13 is 10% of ?
  28. 28.20 is 80% of ?
  29. 29.Anaya spent ₹60, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  30. 30.33 is 12% of ?
  31. 31.258 is 75% of ?
  32. 32.48 is 40% of ?
  33. 33.15 is 30% of ?
  34. 34.60% of a number is 168. What is the number?
  35. 35.176 is 80% of ?
  36. 36.20% of a number is 72. What is the number?
  37. 37.47 is 25% of ?
  38. 38.80% of a number is 216. What is the number?
  39. 39.33 is 60% of ?
  40. 40.1 is 5% of ?

Answer key

  1. 200
  2. 370
  3. 328
  4. 375
  5. 260
  6. 85
  7. 148
  8. 40
  9. 140
  10. 350
  11. 10
  12. 175
  13. 325
  14. 400
  15. 200
  16. 60
  17. 286
  18. 200
  19. 55
  20. 120
  21. 110
  22. 215
  23. 50
  24. 92
  25. 320
  26. 245
  27. 130
  28. 25
  29. 300
  30. 275
  31. 344
  32. 120
  33. 50
  34. 280
  35. 220
  36. 360
  37. 188
  38. 270
  39. 55
  40. 20

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