Front-end estimation can be a great way to approximate a sum. In this tutorial, you'll see how to use front-end estimation to approximate the cost of school supplies!
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.
Sometimes you don't need to find an exact answer to a problem, and an approximation will work just fine. In this tutorial, see how to estimate the quotient of a division problem by first finding compatible numbers. Take a look!
Did you know numbers have place values? This tutorial introduces you to the term place value and shows you some of the most seen place values. Take a look!