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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 430 · 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.Meera spent ₹3, which is 50% of the pocket money. How much pocket money did Meera have, in rupees?
  2. 2.158 is 50% of ?
  3. 3.25% of a number is 96. What is the number?
  4. 4.75% of a number is 78. What is the number?
  5. 5.20% of a number is 54. What is the number?
  6. 6.36 is 40% of ?
  7. 7.60% of a number is 117. What is the number?
  8. 8.Aarav spent ₹10, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.10 is 40% of ?
  10. 10.Anaya spent ₹1, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  11. 11.20% of a number is 58. What is the number?
  12. 12.75% of a number is 171. What is the number?
  13. 13.50% of a number is 175. What is the number?
  14. 14.20% of a number is 62. What is the number?
  15. 15.59 is 25% of ?
  16. 16.300 is 75% of ?
  17. 17.57 is 75% of ?
  18. 18.40% of a number is 74. What is the number?
  19. 19.40% of a number is 62. What is the number?
  20. 20.25% of a number is 6. What is the number?
  21. 21.10% of a number is 8. What is the number?
  22. 22.15% of a number is 6. What is the number?
  23. 23.Aarav spent ₹40, which is 10% of the pocket money. How much pocket money did Aarav have, in rupees?
  24. 24.292 is 80% of ?
  25. 25.80% of a number is 44. What is the number?
  26. 26.Isha spent ₹50, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  27. 27.81 is 25% of ?
  28. 28.25% of a number is 81. What is the number?
  29. 29.48 is 50% of ?
  30. 30.6 is 40% of ?
  31. 31.40% of a number is 140. What is the number?
  32. 32.15 is 15% of ?
  33. 33.80 is 50% of ?
  34. 34.101 is 50% of ?
  35. 35.12 is 15% of ?
  36. 36.40% of a number is 94. What is the number?
  37. 37.60% of a number is 129. What is the number?
  38. 38.Kabir spent ₹132, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  39. 39.5% of a number is 16. What is the number?
  40. 40.75% of a number is 6. What is the number?

Answer key

  1. 6
  2. 316
  3. 384
  4. 104
  5. 270
  6. 90
  7. 195
  8. 50
  9. 25
  10. 10
  11. 290
  12. 228
  13. 350
  14. 310
  15. 236
  16. 400
  17. 76
  18. 185
  19. 155
  20. 24
  21. 80
  22. 40
  23. 400
  24. 365
  25. 55
  26. 250
  27. 324
  28. 324
  29. 96
  30. 15
  31. 350
  32. 100
  33. 160
  34. 202
  35. 80
  36. 235
  37. 215
  38. 330
  39. 320
  40. 8

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