How to add three fractions by cross-multiplying ?
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Doing first two problems first ,then do the third one. Also it would help if u put the problems you are having issues up on the this help board.
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first of all do 1 and 2 fractions
then sum of 1 and 2 with 3 fraction
you will get the answer
then sum of 1 and 2 with 3 fraction
you will get the answer
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