Math is a hierarchical field, building sequentially on prior concepts. Likewise, math standards in each grade presume that ...

In this video I am going to summarize basic adding and subtracting with negative numbers to help you understand how to ...

Numbers don’t stop at zero. They continue into negative numbers as you count backwards. If you start at 2 and count backwards, you get 2, 1, 0, -1, -2, and the numbers keep going. Take a look at the ...

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 ...