This 32-page widescreen PowerPoint lesson covers adding and subtracting integers, including modeling using number lines and integer chips/counters. This is a visually interesting, animated and editable PowerPoint. It starts with a quick review of 6th grade integer standards including opposites and absolute value before moving on to modeling and solving addition and subtraction integer problems. Subtraction of integers is first introduced using patterns. Each section has a “Your Turn” slide f