Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hi there. I'm Miss James and I'm so excited to be learning with you today. For this lesson, all you ...

Watch the video to learn about adding and subtracting with negative numbers on a number line and by using number discs. Adding and subtracting with negative numbers. Let's talk about two ways to help ...

The Common Core's approach to math has proved among the most contentious aspects of the controversial national teaching standards. In short, the new methods for addition and multiplication — namely, ...