## a number is increased by 10% and then reduced by 10% after this operation by what percentage is the number reduced or increased

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## Answers ( )

Answer:let the number be 100 then,

10% of 100 = 10/100×100 = 10

after 10% increase = 100+10 = 110

10% of 110 = 10/100×110 = 11

after 10% decrease of new number= 110-11 = 99

so, 100 is reduced by 1%

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