What exactly is an integer?  Great reference video here:

Can you find some examples on youtube? Videos with large differences between thumbs up and thumbs down.

Can you complete a Frayer Model like this one on a whiteboard/tabletop?  Plenty of info in the video to help you.

Adding positive and negative numbers.  

How-to, be warned there are many rules!!

What are the rules? Make a visual to show/explain them.

Practice:

Let’s try subtracting now….

What are some subtraction rules? Add them to your addition rules (if you don’t have that organized then go ahead and do so now).

Some practice for you: