Question

If you add 10% of a number to itself, what percent of the number should be subtracted to get the original number back?

Answer 1

Answer:

9.9%

Step-by-step explanation:

let the number be 100

then it's 10% increase will be 110

difference = 110-100 =10

decrease% = 10/110 ×100 = 100/11 = 9.9%

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