7.1.2 Adding and Subtracting Integers

Today we added and subtracted integers (negative numbers).  Here is a link to today's PowerPoint lesson:

7.1.2 Adding and Subtracting Integers Lesson

Today's HW - p. 18 #'s 1-29  (link to the textbook is on the right)

Below is a link to an addictive tic-tac-toe game with negative numbers:

http://nrich.maths.org/5911

Below is a video on adding and subtracting negative numbers: