# The percentage change of a number when it is first decreased by 10% an

| The percentage change of a number when it is first decreased by 10% and then increased by 10% is

A. 0. 1 % increase

B. 1 % decrease

C. 0. 1 % decrease

D. No changes

### Right Answer is: B

#### SOLUTION

Let the number is 100. After decreasing, it will become 90

Then on increasing it by 10%, it will become 99%

Therefore, %age change = 1%

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The percentage change of a number when it is first decreased by 10% an