Why do we round?

"When am I ever going to use this math in real life?" Great question! This video on rounding takes a look at some real life examples where you might find yourself needing to round numbers, including checking your answers to see if they make sense, doing some quick mental math at the store, and predicting how much time you're going to need for your chores. We will also practice the general algorithm, or rule, for rounding any number to any place value.

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3rd

grade

Math

lessons: