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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 74 · 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. 1.42 is 12% of ?
  2. 2.80 is 25% of ?
  3. 3.25% of a number is 27. What is the number?
  4. 4.30% of a number is 45. What is the number?
  5. 5.30 is 10% of ?
  6. 6.Meera spent ₹260, which is 80% of the pocket money. How much pocket money did Meera have, in rupees?
  7. 7.80% of a number is 248. What is the number?
  8. 8.39 is 10% of ?
  9. 9.Ishaan spent ₹18, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  10. 10.21 is 10% of ?
  11. 11.Isha spent ₹69, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  12. 12.Diya spent ₹46, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  13. 13.40% of a number is 124. What is the number?
  14. 14.207 is 75% of ?
  15. 15.36 is 10% of ?
  16. 16.38 is 10% of ?
  17. 17.165 is 60% of ?
  18. 18.Ishaan spent ₹148, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  19. 19.25% of a number is 32. What is the number?
  20. 20.Rohan spent ₹94, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  21. 21.80% of a number is 256. What is the number?
  22. 22.70 is 25% of ?
  23. 23.15% of a number is 9. What is the number?
  24. 24.27 is 15% of ?
  25. 25.30% of a number is 102. What is the number?
  26. 26.7 is 20% of ?
  27. 27.Arjun spent ₹34, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  28. 28.18 is 60% of ?
  29. 29.Isha spent ₹84, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  30. 30.40% of a number is 4. What is the number?
  31. 31.10% of a number is 24. What is the number?
  32. 32.25% of a number is 65. What is the number?
  33. 33.3 is 10% of ?
  34. 34.216 is 60% of ?
  35. 35.25% of a number is 84. What is the number?
  36. 36.20% of a number is 3. What is the number?
  37. 37.Kabir spent ₹96, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  38. 38.15% of a number is 45. What is the number?
  39. 39.5% of a number is 5. What is the number?
  40. 40.29 is 10% of ?

Answer key

  1. 350
  2. 320
  3. 108
  4. 150
  5. 300
  6. 325
  7. 310
  8. 390
  9. 360
  10. 210
  11. 230
  12. 115
  13. 310
  14. 276
  15. 360
  16. 380
  17. 275
  18. 370
  19. 128
  20. 235
  21. 320
  22. 280
  23. 60
  24. 180
  25. 340
  26. 35
  27. 170
  28. 30
  29. 140
  30. 10
  31. 240
  32. 260
  33. 30
  34. 360
  35. 336
  36. 15
  37. 240
  38. 300
  39. 100
  40. 290

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