trick of knowing percentage of a number
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trick to know percentage of a number is simple
let take an example
there r u numbers a and d
so percentage of a= a÷a+b×100
and percentage of b=b÷a+b×100
indirectly we can say that percentage is equal to the number upon sum of all numbers multiplied by 100
let take an example
there r u numbers a and d
so percentage of a= a÷a+b×100
and percentage of b=b÷a+b×100
indirectly we can say that percentage is equal to the number upon sum of all numbers multiplied by 100
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