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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 964 · 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. 1.24 is 10% of ?
  2. 2.60% of a number is 222. What is the number?
  3. 3.128 is 50% of ?
  4. 4.Dev spent ₹18, which is 5% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.Dev spent ₹36, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  6. 6.39 is 12% of ?
  7. 7.Riya spent ₹30, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  8. 8.12% of a number is 18. What is the number?
  9. 9.14 is 5% of ?
  10. 10.Kabir spent ₹19, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  11. 11.Riya spent ₹32, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  12. 12.Arjun spent ₹216, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  13. 13.23 is 10% of ?
  14. 14.Meera spent ₹3, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  15. 15.25% of a number is 75. What is the number?
  16. 16.51 is 20% of ?
  17. 17.Arjun spent ₹138, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  18. 18.Diya spent ₹18, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  19. 19.Rohan spent ₹18, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  20. 20.12 is 5% of ?
  21. 21.Riya spent ₹20, which is 10% of the pocket money. How much pocket money did Riya have, in rupees?
  22. 22.10 is 5% of ?
  23. 23.50% of a number is 38. What is the number?
  24. 24.75% of a number is 255. What is the number?
  25. 25.Anaya spent ₹216, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  26. 26.Anaya spent ₹6, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  27. 27.27 is 30% of ?
  28. 28.Arjun spent ₹36, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  29. 29.53 is 50% of ?
  30. 30.264 is 75% of ?
  31. 31.Diya spent ₹88, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  32. 32.6 is 15% of ?
  33. 33.20% of a number is 12. What is the number?
  34. 34.26 is 20% of ?
  35. 35.177 is 60% of ?
  36. 36.77 is 25% of ?
  37. 37.70 is 40% of ?
  38. 38.Aarav spent ₹124, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  39. 39.51 is 25% of ?
  40. 40.3 is 5% of ?

Answer key

  1. 240
  2. 370
  3. 256
  4. 360
  5. 45
  6. 325
  7. 200
  8. 150
  9. 280
  10. 380
  11. 320
  12. 288
  13. 230
  14. 25
  15. 300
  16. 255
  17. 184
  18. 180
  19. 120
  20. 240
  21. 200
  22. 200
  23. 76
  24. 340
  25. 270
  26. 50
  27. 90
  28. 240
  29. 106
  30. 352
  31. 220
  32. 40
  33. 60
  34. 130
  35. 295
  36. 308
  37. 175
  38. 310
  39. 204
  40. 60

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