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The cafeteria ordered 400 paper plates. They used 226 at breakfast. They bought 100 more. Then, they used some plates for lunch. Nowt there are. 78 plates. How many plates did they use at lunch?

Respuesta :

kimberlyortis19
400-226=176
176+100=274
274-?=78
274-78=136
?=136
They used 136 plates at lunch

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