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I need to find out the common denominator

I need to find out the common denominator-example-1
User Deep Shah
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2 Answers

7 votes
the common denominator is16 because8*2=16
User Pndc
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The common denominator will be a number that both 16 and 8 can divide evenly into. Lucky for you, that number is 16. All you have to do is multiply the 7/8 by 2/2 and you will get 14/16 Now subtract 14/16-11/16 and then you will get your answer. 
User Alok P
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