Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 380 · 40 questions

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.

1. 1.142 is 40% of ?
2. 2.Aarav spent ₹60, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
3. 3.12% of a number is 42. What is the number?
4. 4.Meera spent ₹15, which is 5% of the pocket money. How much pocket money did Meera have, in rupees?
5. 5.6 is 30% of ?
6. 6.Ishaan spent ₹228, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?
7. 7.5% of a number is 8. What is the number?
8. 8.Riya spent ₹117, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
9. 9.40% of a number is 66. What is the number?
10. 10.50% of a number is 116. What is the number?
11. 11.50% of a number is 64. What is the number?
12. 12.25% of a number is 72. What is the number?
13. 13.Aarav spent ₹180, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
14. 14.40% of a number is 140. What is the number?
15. 15.5% of a number is 10. What is the number?
16. 16.15% of a number is 42. What is the number?
17. 17.60% of a number is 21. What is the number?
18. 18.3 is 60% of ?
19. 19.Kabir spent ₹8, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
20. 20.75% of a number is 36. What is the number?
21. 21.30% of a number is 63. What is the number?
22. 22.40% of a number is 96. What is the number?
23. 23.60% of a number is 15. What is the number?
24. 24.Kabir spent ₹63, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
25. 25.25% of a number is 12. What is the number?
26. 26.17 is 50% of ?
27. 27.75% of a number is 105. What is the number?
28. 28.80% of a number is 176. What is the number?
29. 29.Riya spent ₹45, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
30. 30.92 is 80% of ?
31. 31.20 is 25% of ?
32. 32.54 is 15% of ?
33. 33.Rohan spent ₹36, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
34. 34.44 is 20% of ?
35. 35.Meera spent ₹105, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
36. 36.72 is 30% of ?
37. 37.15% of a number is 18. What is the number?
38. 38.30% of a number is 102. What is the number?
39. 39.Aarav spent ₹9, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
40. 40.24 is 60% of ?

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