PK.OA.1.++Demonstrate+an+understanding+of+addition+and+subtraction

Operations and Algebraic Thinking PK.OA 1. Demonstrate an understanding of addition and subtraction by using objects, fingers, and responding to practical situations (e.g., If we have 3 apples and add two more, how many apples do we have all together?).
 * Understand addition as adding to and understand subtraction as taking from. **