Question
There are some cupcakes in the jar. On Monday, Lee ate 57 of the cupcakes. He later bought 24 cupcakes and added into the jar. On Tuesday, Lee ate 43 cupcakes. He was hungry and ate another 39 cupcakes. There were no cupcakes left. How many cupcakes were there in the jar at first?
4 m

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There are some cupcakes in the jar. On Monday, Lee ate 57 of the cupcakes. He later bought 24 cupcakes and added into the jar. On Tuesday, Lee ate 43 cupcakes. He was hungry and ate another 39 cupcakes. There were no cupcakes left. How many cupcakes were there in the jar at first?