This flipchart is designed to be a companion to the Everyday Math series for 2nd grade. Mental Math, Math Message, Part1, and Part 2 are included. It also has a page for differentiated instruction groups. In this lesson:counting by 10's and 100's starting at random numbers, count back strategy, count up strategy, Beat the Calculator, Fact Triangles, and math boxes. The main focus is to practice strategies for subtraction.