kim bought sandwiches for the football team. Each sandwich cost 3.49$. she paid $142.39, including $2.79 tax. How many sandwiches did she buy?

Answer :

She bought 40.
142.39-2.79=139.6
139.6 divided by 3.49 equals 40
To get the answer we have to subtract 142.39-2.79=139.6
Now we can divide 139.6 by 3.49
139.6:3.49=40 - its the answer

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