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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 295 · 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. 1.10% of a number is 2. What is the number?
  2. 2.30% of a number is 12. What is the number?
  3. 3.5% of a number is 5. What is the number?
  4. 4.Aarav spent ₹66, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  5. 5.60% of a number is 240. What is the number?
  6. 6.5% of a number is 17. What is the number?
  7. 7.10% of a number is 1. What is the number?
  8. 8.42 is 12% of ?
  9. 9.29 is 25% of ?
  10. 10.126 is 40% of ?
  11. 11.231 is 75% of ?
  12. 12.30% of a number is 48. What is the number?
  13. 13.Ishaan spent ₹9, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  14. 14.78 is 50% of ?
  15. 15.Isha spent ₹57, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  16. 16.Arjun spent ₹102, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  17. 17.40% of a number is 148. What is the number?
  18. 18.Aarav spent ₹9, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  19. 19.25% of a number is 99. What is the number?
  20. 20.25% of a number is 43. What is the number?
  21. 21.60% of a number is 207. What is the number?
  22. 22.4 is 5% of ?
  23. 23.15% of a number is 9. What is the number?
  24. 24.Isha spent ₹60, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.10% of a number is 30. What is the number?
  26. 26.12 is 5% of ?
  27. 27.60% of a number is 147. What is the number?
  28. 28.25% of a number is 22. What is the number?
  29. 29.10% of a number is 13. What is the number?
  30. 30.10% of a number is 12. What is the number?
  31. 31.5% of a number is 7. What is the number?
  32. 32.Diya spent ₹198, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  33. 33.120 is 75% of ?
  34. 34.25% of a number is 16. What is the number?
  35. 35.12% of a number is 18. What is the number?
  36. 36.30 is 12% of ?
  37. 37.Diya spent ₹24, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  38. 38.Kabir spent ₹38, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  39. 39.154 is 50% of ?
  40. 40.Aarav spent ₹21, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?

Answer key

  1. 20
  2. 40
  3. 100
  4. 165
  5. 400
  6. 340
  7. 10
  8. 350
  9. 116
  10. 315
  11. 308
  12. 160
  13. 60
  14. 156
  15. 380
  16. 340
  17. 370
  18. 60
  19. 396
  20. 172
  21. 345
  22. 80
  23. 60
  24. 400
  25. 300
  26. 240
  27. 245
  28. 88
  29. 130
  30. 120
  31. 140
  32. 264
  33. 160
  34. 64
  35. 150
  36. 250
  37. 40
  38. 95
  39. 308
  40. 70

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