The aim of this guide is to show how to add decimals with a different number of decimal places. We will focus on the formal written method. Let's look at some examples. Set out the calculation, making ...

We will be continuing our learning around multiplying decimals using an area model. We will be continuing our learning around multiplying decimals using an area model.

Learn how to subtract decimals that have a different number of decimal places. Let's set out the calculation as a column subtraction. When we set out a column subtraction we make sure our ones, tenths ...

Students in Melissa Williams' kindergarten class at the Westminster School in Atlanta, Georgia, practice connecting quantities to written numbers — a key part of number sense. Credit: Holly Korbey for ...

This investigation found that children use three implicit and incorrect rules when comparing decimal numbers and that these rules are intermediate levels of response in the process of learning decimal ...

What's the best language for learning math? Hint: You're not reading it. Chinese, Japanese, Korean and Turkish use simpler number words and express math concepts more clearly than English, making it ...

Words matter. And when it comes to learning math, they matter more than you might think.