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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 135 · 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.Riya spent ₹42, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  2. 2.12% of a number is 48. What is the number?
  3. 3.75% of a number is 240. What is the number?
  4. 4.50% of a number is 85. What is the number?
  5. 5.40 is 10% of ?
  6. 6.12% of a number is 3. What is the number?
  7. 7.50% of a number is 124. What is the number?
  8. 8.20% of a number is 44. What is the number?
  9. 9.120 is 30% of ?
  10. 10.10% of a number is 28. What is the number?
  11. 11.15 is 12% of ?
  12. 12.4 is 10% of ?
  13. 13.63 is 20% of ?
  14. 14.45 is 50% of ?
  15. 15.40 is 20% of ?
  16. 16.21 is 12% of ?
  17. 17.80% of a number is 212. What is the number?
  18. 18.264 is 80% of ?
  19. 19.Aarav spent ₹162, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  20. 20.Diya spent ₹12, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  21. 21.12% of a number is 6. What is the number?
  22. 22.15 is 15% of ?
  23. 23.10% of a number is 22. What is the number?
  24. 24.50% of a number is 101. What is the number?
  25. 25.60 is 20% of ?
  26. 26.Rohan spent ₹14, which is 5% of the pocket money. How much pocket money did Rohan have, in rupees?
  27. 27.166 is 50% of ?
  28. 28.44 is 50% of ?
  29. 29.75% of a number is 63. What is the number?
  30. 30.Rohan spent ₹21, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  31. 31.3 is 10% of ?
  32. 32.80% of a number is 36. What is the number?
  33. 33.12% of a number is 9. What is the number?
  34. 34.102 is 60% of ?
  35. 35.5% of a number is 17. What is the number?
  36. 36.Meera spent ₹75, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  37. 37.40% of a number is 140. What is the number?
  38. 38.Ishaan spent ₹65, which is 20% of the pocket money. How much pocket money did Ishaan have, in rupees?
  39. 39.150 is 60% of ?
  40. 40.5% of a number is 11. What is the number?

Answer key

  1. 280
  2. 400
  3. 320
  4. 170
  5. 400
  6. 25
  7. 248
  8. 220
  9. 400
  10. 280
  11. 125
  12. 40
  13. 315
  14. 90
  15. 200
  16. 175
  17. 265
  18. 330
  19. 324
  20. 120
  21. 50
  22. 100
  23. 220
  24. 202
  25. 300
  26. 280
  27. 332
  28. 88
  29. 84
  30. 140
  31. 30
  32. 45
  33. 75
  34. 170
  35. 340
  36. 100
  37. 350
  38. 325
  39. 250
  40. 220

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