← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 468 · 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. 1.15% of a number is 45. What is the number?
  2. 2.10 is 10% of ?
  3. 3.Ishaan spent ₹15, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  4. 4.30% of a number is 48. What is the number?
  5. 5.15% of a number is 6. What is the number?
  6. 6.64 is 80% of ?
  7. 7.20% of a number is 72. What is the number?
  8. 8.69 is 30% of ?
  9. 9.80 is 80% of ?
  10. 10.80% of a number is 236. What is the number?
  11. 11.Aarav spent ₹18, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  12. 12.42 is 20% of ?
  13. 13.75% of a number is 291. What is the number?
  14. 14.10% of a number is 11. What is the number?
  15. 15.60% of a number is 132. What is the number?
  16. 16.39 is 15% of ?
  17. 17.159 is 75% of ?
  18. 18.Kabir spent ₹30, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  19. 19.5% of a number is 10. What is the number?
  20. 20.140 is 40% of ?
  21. 21.60% of a number is 102. What is the number?
  22. 22.15% of a number is 48. What is the number?
  23. 23.Aarav spent ₹23, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  24. 24.Riya spent ₹75, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  25. 25.174 is 60% of ?
  26. 26.80% of a number is 320. What is the number?
  27. 27.10% of a number is 15. What is the number?
  28. 28.5% of a number is 17. What is the number?
  29. 29.75 is 60% of ?
  30. 30.36 is 10% of ?
  31. 31.80% of a number is 276. What is the number?
  32. 32.16 is 40% of ?
  33. 33.10% of a number is 34. What is the number?
  34. 34.9 is 5% of ?
  35. 35.116 is 80% of ?
  36. 36.20% of a number is 67. What is the number?
  37. 37.Dev spent ₹159, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?
  38. 38.10% of a number is 5. What is the number?
  39. 39.40% of a number is 12. What is the number?
  40. 40.Anaya spent ₹216, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?

Answer key

  1. 300
  2. 100
  3. 30
  4. 160
  5. 40
  6. 80
  7. 360
  8. 230
  9. 100
  10. 295
  11. 45
  12. 210
  13. 388
  14. 110
  15. 220
  16. 260
  17. 212
  18. 200
  19. 200
  20. 350
  21. 170
  22. 320
  23. 230
  24. 250
  25. 290
  26. 400
  27. 150
  28. 340
  29. 125
  30. 360
  31. 345
  32. 40
  33. 340
  34. 180
  35. 145
  36. 335
  37. 318
  38. 50
  39. 30
  40. 288

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