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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 121 · 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. 1.50% of a number is 131. What is the number?
  2. 2.6 is 30% of ?
  3. 3.75% of a number is 111. What is the number?
  4. 4.40% of a number is 40. What is the number?
  5. 5.Sara spent ₹2, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  6. 6.136 is 40% of ?
  7. 7.24 is 80% of ?
  8. 8.Aarav spent ₹260, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.Meera spent ₹156, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  10. 10.50% of a number is 81. What is the number?
  11. 11.Arjun spent ₹99, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  12. 12.12% of a number is 9. What is the number?
  13. 13.15% of a number is 3. What is the number?
  14. 14.Dev spent ₹3, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  15. 15.5% of a number is 5. What is the number?
  16. 16.3 is 15% of ?
  17. 17.8 is 80% of ?
  18. 18.Ishaan spent ₹15, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  19. 19.60% of a number is 6. What is the number?
  20. 20.Kabir spent ₹21, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  21. 21.12% of a number is 27. What is the number?
  22. 22.15% of a number is 9. What is the number?
  23. 23.66 is 60% of ?
  24. 24.57 is 15% of ?
  25. 25.25% of a number is 52. What is the number?
  26. 26.Aarav spent ₹56, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  27. 27.3 is 25% of ?
  28. 28.5% of a number is 2. What is the number?
  29. 29.49 is 20% of ?
  30. 30.Ishaan spent ₹12, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  31. 31.Anaya spent ₹29, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  32. 32.196 is 80% of ?
  33. 33.Diya spent ₹3, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  34. 34.189 is 75% of ?
  35. 35.Diya spent ₹12, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  36. 36.60% of a number is 24. What is the number?
  37. 37.58 is 25% of ?
  38. 38.40% of a number is 8. What is the number?
  39. 39.Riya spent ₹7, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  40. 40.87 is 60% of ?

Answer key

  1. 262
  2. 20
  3. 148
  4. 100
  5. 20
  6. 340
  7. 30
  8. 325
  9. 312
  10. 162
  11. 396
  12. 75
  13. 20
  14. 20
  15. 100
  16. 20
  17. 10
  18. 60
  19. 10
  20. 140
  21. 225
  22. 60
  23. 110
  24. 380
  25. 208
  26. 140
  27. 12
  28. 40
  29. 245
  30. 30
  31. 145
  32. 245
  33. 15
  34. 252
  35. 120
  36. 40
  37. 232
  38. 20
  39. 140
  40. 145

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage