Adding and Subtracting Integers Using Counters

Watch this video as many times as you need, then create a summary in your notes.  There is no work for this video.  Write any questions you have under your summary.  Be prepared to ask your questions when we discuss this video in class.

Summary:
Copy and complete the following sentences in  the summary of your notes.

1. When adding integers with the same sign, __________________________ and __________________________  the sign.

2. When adding integers with different signs, __________________________  and take the sign of __________________________ .

3. When subtracting integers, __________________________ and __________________________ .
                                              (What do you do with the second integer?)                   (What do you do next?)