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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 192 · 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. 1.75% of a number is 54. What is the number?
  2. 2.96 is 40% of ?
  3. 3.34 is 40% of ?
  4. 4.10% of a number is 4. What is the number?
  5. 5.5% of a number is 18. What is the number?
  6. 6.Riya spent ₹42, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  7. 7.20 is 5% of ?
  8. 8.66 is 60% of ?
  9. 9.18 is 75% of ?
  10. 10.10% of a number is 10. What is the number?
  11. 11.Dev spent ₹72, which is 75% of the pocket money. How much pocket money did Dev have, in rupees?
  12. 12.30% of a number is 30. What is the number?
  13. 13.40 is 25% of ?
  14. 14.20% of a number is 57. What is the number?
  15. 15.60% of a number is 117. What is the number?
  16. 16.40% of a number is 20. What is the number?
  17. 17.225 is 60% of ?
  18. 18.10 is 5% of ?
  19. 19.27 is 30% of ?
  20. 20.32 is 80% of ?
  21. 21.112 is 80% of ?
  22. 22.Aarav spent ₹204, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  23. 23.21 is 15% of ?
  24. 24.Kabir spent ₹53, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  25. 25.Isha spent ₹36, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  26. 26.Meera spent ₹97, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  27. 27.Anaya spent ₹96, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  28. 28.60% of a number is 33. What is the number?
  29. 29.12% of a number is 36. What is the number?
  30. 30.Dev spent ₹51, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  31. 31.43 is 20% of ?
  32. 32.152 is 40% of ?
  33. 33.Isha spent ₹53, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  34. 34.Sara spent ₹234, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  35. 35.Ishaan spent ₹162, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  36. 36.64 is 20% of ?
  37. 37.40% of a number is 142. What is the number?
  38. 38.10% of a number is 25. What is the number?
  39. 39.Kabir spent ₹54, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  40. 40.50% of a number is 132. What is the number?

Answer key

  1. 72
  2. 240
  3. 85
  4. 40
  5. 360
  6. 70
  7. 400
  8. 110
  9. 24
  10. 100
  11. 96
  12. 100
  13. 160
  14. 285
  15. 195
  16. 50
  17. 375
  18. 200
  19. 90
  20. 40
  21. 140
  22. 272
  23. 140
  24. 265
  25. 48
  26. 194
  27. 128
  28. 55
  29. 300
  30. 340
  31. 215
  32. 380
  33. 212
  34. 390
  35. 270
  36. 320
  37. 355
  38. 250
  39. 216
  40. 264

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