Video

Rounding to nearest 10 (Full video)

Khan Academy
Supporting grades: 3

Description: Learn to use a number line to round 2-digit numbers to the nearest ten. Created by Sal Khan. Throughout your mathematical life, you will find situations where you will need to round numbers. Maybe you have a measurement and you want it to be a little bit less exact to simplify things. So here we're going to actually think about what rounding is.

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