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Mary has 12 marbles.3/12 of the marbles are yellow and 2/12 of the marbles are blue.The rest of the marbles are green.How many marbles are green?Explain how you know.

User Hoangfin
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1 Answer

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To get the answer we have to subtract from 12 marbles 3/12 of 12 and 2/12 of 12.

(3)/(12)*12= 3 - we can sipllify 12 here

(2)/(12)*12=2
12-3=9
9-2=7 - its the answer


User Adam Franco
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