← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 631 · 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.Anaya spent ₹12, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  2. 2.25% of a number is 18. What is the number?
  3. 3.Arjun spent ₹120, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  4. 4.70 is 25% of ?
  5. 5.50% of a number is 10. What is the number?
  6. 6.36 is 60% of ?
  7. 7.15% of a number is 36. What is the number?
  8. 8.15% of a number is 24. What is the number?
  9. 9.42 is 12% of ?
  10. 10.5% of a number is 18. What is the number?
  11. 11.45 is 30% of ?
  12. 12.Arjun spent ₹132, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  13. 13.12% of a number is 24. What is the number?
  14. 14.25% of a number is 38. What is the number?
  15. 15.8 is 5% of ?
  16. 16.80 is 40% of ?
  17. 17.10% of a number is 12. What is the number?
  18. 18.15% of a number is 33. What is the number?
  19. 19.Kabir spent ₹149, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  20. 20.114 is 60% of ?
  21. 21.Aarav spent ₹6, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  22. 22.117 is 30% of ?
  23. 23.Ishaan spent ₹128, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  24. 24.Sara spent ₹13, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  25. 25.25% of a number is 70. What is the number?
  26. 26.4 is 10% of ?
  27. 27.12% of a number is 3. What is the number?
  28. 28.Arjun spent ₹12, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  29. 29.30% of a number is 84. What is the number?
  30. 30.38 is 10% of ?
  31. 31.25% of a number is 87. What is the number?
  32. 32.59 is 25% of ?
  33. 33.23 is 10% of ?
  34. 34.Aarav spent ₹4, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  35. 35.80% of a number is 4. What is the number?
  36. 36.116 is 80% of ?
  37. 37.75% of a number is 57. What is the number?
  38. 38.188 is 80% of ?
  39. 39.50% of a number is 51. What is the number?
  40. 40.45 is 12% of ?

Answer key

  1. 100
  2. 72
  3. 150
  4. 280
  5. 20
  6. 60
  7. 240
  8. 160
  9. 350
  10. 360
  11. 150
  12. 330
  13. 200
  14. 152
  15. 160
  16. 200
  17. 120
  18. 220
  19. 298
  20. 190
  21. 40
  22. 390
  23. 320
  24. 52
  25. 280
  26. 40
  27. 25
  28. 40
  29. 280
  30. 380
  31. 348
  32. 236
  33. 230
  34. 40
  35. 5
  36. 145
  37. 76
  38. 235
  39. 102
  40. 375

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