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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 691 · 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. 1.80% of a number is 292. What is the number?
  2. 2.39 is 12% of ?
  3. 3.192 is 60% of ?
  4. 4.5% of a number is 12. What is the number?
  5. 5.126 is 40% of ?
  6. 6.144 is 75% of ?
  7. 7.80% of a number is 244. What is the number?
  8. 8.6 is 30% of ?
  9. 9.10% of a number is 28. What is the number?
  10. 10.Kabir spent ₹19, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  11. 11.152 is 80% of ?
  12. 12.33 is 15% of ?
  13. 13.15% of a number is 51. What is the number?
  14. 14.78 is 25% of ?
  15. 15.189 is 75% of ?
  16. 16.Ishaan spent ₹35, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  17. 17.Ishaan spent ₹165, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  18. 18.30 is 12% of ?
  19. 19.Arjun spent ₹6, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?
  20. 20.25% of a number is 80. What is the number?
  21. 21.9 is 15% of ?
  22. 22.37 is 10% of ?
  23. 23.Meera spent ₹108, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  24. 24.Diya spent ₹90, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  25. 25.36 is 12% of ?
  26. 26.40% of a number is 18. What is the number?
  27. 27.Riya spent ₹51, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  28. 28.114 is 40% of ?
  29. 29.Anaya spent ₹10, which is 5% of the pocket money. How much pocket money did Anaya have, in rupees?
  30. 30.Meera spent ₹138, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  31. 31.52 is 50% of ?
  32. 32.12% of a number is 30. What is the number?
  33. 33.30% of a number is 3. What is the number?
  34. 34.5% of a number is 5. What is the number?
  35. 35.60% of a number is 213. What is the number?
  36. 36.80% of a number is 108. What is the number?
  37. 37.15% of a number is 3. What is the number?
  38. 38.25% of a number is 40. What is the number?
  39. 39.Anaya spent ₹6, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  40. 40.Riya spent ₹192, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?

Answer key

  1. 365
  2. 325
  3. 320
  4. 240
  5. 315
  6. 192
  7. 305
  8. 20
  9. 280
  10. 380
  11. 190
  12. 220
  13. 340
  14. 312
  15. 252
  16. 175
  17. 275
  18. 250
  19. 50
  20. 320
  21. 60
  22. 370
  23. 144
  24. 120
  25. 300
  26. 45
  27. 68
  28. 285
  29. 200
  30. 230
  31. 104
  32. 250
  33. 10
  34. 100
  35. 355
  36. 135
  37. 20
  38. 160
  39. 8
  40. 320

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