Math Problem Statement

Mr. Johnson buys 5 bottles of lemonade for the school picnic. He buys four 28- ounce bottles and one 64-ounce bottle. Using rounding to the nearest ten, about how much lemonade does Mr. Johnson buy in all?

Solution

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Math Problem Analysis

Mathematical Concepts

Addition
Rounding to the nearest ten

Formulas

Total ounces = (number of bottles) x (ounces per bottle)
Rounding rule: if the digit is 5 or more, round up

Theorems

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Suitable Grade Level

Grades 3-5