Mathematics Teaching in the Middle School (MTMS) is an official peer-reviewed journal of the National Council of Teachers of Mathematics and is intended as a resource for middle school students, ...

Multi-base arithmetic blocks (MAB) are the most frequently used physical materials for teaching about decimal numbers, despite published reservations about their appropriateness. This paper presents ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Learn how to multiply and divide decimals by 100. Based on this video, see if you can work out how to ...

There’s really no such number as “point three seven five.” Yet that’s how a lot of students say .375, and a big reason for this is that’s how a lot of teachers say it--including me until I realized ...