How Do You Estimate a Multiplication Problem by Rounding?

How Do You Estimate a Multiplication Problem by Rounding?

Note:

Many real world math problems can be solved mentally. In this tutorial, you'll see how to estimate the answer to a word problem by multiplying mentally!

Keywords:

problem

multiplication

rounding

word problem

mental

estimate

Background Tutorials

Use place value understanding to round whole numbers to the nearest 10 or 100.

Place value is a building block of numbers. Without place value, we couldn't keep all our numbers straight! This tutorial introduces place value and shows you the parts of a place value chart.

Write expressions that record operations with numbers and with letters standing for numbers.

Turning a word problem into a math problem you can solve can be tricky. Luckily, there's some key words to look out for in a word problem that help tell you what math operation to use! This tutorial shows you some of these key words to look for in a word problem.