If Sandy's cookie recipe calls for 1/3 cup of sugar and she increases it by 2/9 of a cup how much brown sugar does she use

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Respuesta :

Multiply 1/3 by 3 = 3/9

Add 3/9 and 2/9 together
= 5/9
multiply 1/3 by 3 get 3/9

add 3/9 and 2/9 get 5/9 which is the answer