How Do You Estimate a Sum of Decimals by Clustering?

How Do You Estimate a Sum of Decimals by Clustering?

Note:

If you want to find the approximate sum of decimals, you can round those numbers first! This tutorial shows you how to round decimals and see what numbers they're close to in order to make adding easier.

Keywords:

problem

decimal

sum

cluster

clustering

estimate

Background Tutorials

Use place value understanding to round decimals to any place.

Sometimes, decimals are so long that you need a way to estimate the value of the decimal. Other times, you may only need a certain amount of exactness to get your answer. This is where rounding decimals to a chosen place can be very helpful! Watch this tutorial to learn how to round a decimal to a chosen place.