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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 847 · 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. 1.12% of a number is 39. What is the number?
  2. 2.9 is 5% of ?
  3. 3.20% of a number is 30. What is the number?
  4. 4.30% of a number is 33. What is the number?
  5. 5.30% of a number is 9. What is the number?
  6. 6.30% of a number is 90. What is the number?
  7. 7.15% of a number is 27. What is the number?
  8. 8.21 is 75% of ?
  9. 9.Isha spent ₹23, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  10. 10.51 is 15% of ?
  11. 11.40% of a number is 58. What is the number?
  12. 12.12 is 15% of ?
  13. 13.Meera spent ₹72, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  14. 14.60% of a number is 228. What is the number?
  15. 15.20% of a number is 67. What is the number?
  16. 16.Meera spent ₹30, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  17. 17.25% of a number is 69. What is the number?
  18. 18.49 is 20% of ?
  19. 19.Kabir spent ₹15, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  20. 20.50% of a number is 124. What is the number?
  21. 21.25% of a number is 66. What is the number?
  22. 22.Anaya spent ₹18, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  23. 23.15% of a number is 15. What is the number?
  24. 24.80% of a number is 136. What is the number?
  25. 25.11 is 20% of ?
  26. 26.80% of a number is 28. What is the number?
  27. 27.34 is 25% of ?
  28. 28.Arjun spent ₹57, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  29. 29.80% of a number is 288. What is the number?
  30. 30.33 is 60% of ?
  31. 31.108 is 60% of ?
  32. 32.75% of a number is 201. What is the number?
  33. 33.30% of a number is 66. What is the number?
  34. 34.Aarav spent ₹141, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  35. 35.Arjun spent ₹42, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  36. 36.20% of a number is 69. What is the number?
  37. 37.260 is 80% of ?
  38. 38.Anaya spent ₹148, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  39. 39.Arjun spent ₹36, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  40. 40.140 is 80% of ?

Answer key

  1. 325
  2. 180
  3. 150
  4. 110
  5. 30
  6. 300
  7. 180
  8. 28
  9. 230
  10. 340
  11. 145
  12. 80
  13. 240
  14. 380
  15. 335
  16. 50
  17. 276
  18. 245
  19. 50
  20. 248
  21. 264
  22. 60
  23. 100
  24. 170
  25. 55
  26. 35
  27. 136
  28. 285
  29. 360
  30. 55
  31. 180
  32. 268
  33. 220
  34. 235
  35. 280
  36. 345
  37. 325
  38. 296
  39. 240
  40. 175

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