Question
Gillian ordered a bowl of lasagna and shared it with Sean. She ate 115 of it. Sean ate four times as much lasagna as she did. What fraction of the bowl of lasagna was left?
4 m

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Gillian ordered a bowl of lasagna and shared it with Sean. She ate 115 of it. Sean ate four times as much lasagna as she did. What fraction of the bowl of lasagna was left?