Addition and Subtraction Word Problems Up to 20 PowerPoint GameThere is also the addition only version here!There is also the subjection only version here!Aligned to 1.OA.A.1Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.This game can be used to en