← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 95 · 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.Rohan spent ₹42, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  2. 2.15% of a number is 6. What is the number?
  3. 3.51 is 20% of ?
  4. 4.5% of a number is 13. What is the number?
  5. 5.Rohan spent ₹37, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  6. 6.45 is 12% of ?
  7. 7.59 is 25% of ?
  8. 8.Riya spent ₹102, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  9. 9.80% of a number is 36. What is the number?
  10. 10.75% of a number is 276. What is the number?
  11. 11.Dev spent ₹9, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  12. 12.30% of a number is 39. What is the number?
  13. 13.12% of a number is 48. What is the number?
  14. 14.27 is 12% of ?
  15. 15.15% of a number is 45. What is the number?
  16. 16.60% of a number is 96. What is the number?
  17. 17.30% of a number is 36. What is the number?
  18. 18.12% of a number is 3. What is the number?
  19. 19.80% of a number is 120. What is the number?
  20. 20.Riya spent ₹18, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  21. 21.48 is 12% of ?
  22. 22.20% of a number is 17. What is the number?
  23. 23.Aarav spent ₹22, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  24. 24.10 is 10% of ?
  25. 25.Aarav spent ₹89, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  26. 26.Aarav spent ₹40, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  27. 27.Rohan spent ₹94, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  28. 28.Aarav spent ₹18, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  29. 29.90 is 30% of ?
  30. 30.3 is 10% of ?
  31. 31.40% of a number is 114. What is the number?
  32. 32.67 is 50% of ?
  33. 33.43 is 25% of ?
  34. 34.60% of a number is 141. What is the number?
  35. 35.Diya spent ₹6, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  36. 36.20% of a number is 68. What is the number?
  37. 37.Aarav spent ₹63, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  38. 38.80% of a number is 140. What is the number?
  39. 39.5% of a number is 19. What is the number?
  40. 40.Anaya spent ₹81, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?

Answer key

  1. 280
  2. 40
  3. 255
  4. 260
  5. 185
  6. 375
  7. 236
  8. 170
  9. 45
  10. 368
  11. 90
  12. 130
  13. 400
  14. 225
  15. 300
  16. 160
  17. 120
  18. 25
  19. 150
  20. 150
  21. 400
  22. 85
  23. 110
  24. 100
  25. 178
  26. 400
  27. 376
  28. 30
  29. 300
  30. 30
  31. 285
  32. 134
  33. 172
  34. 235
  35. 120
  36. 340
  37. 84
  38. 175
  39. 380
  40. 270

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