Common Core Alignment: Basic Addition (Sums Up to 20)

1.OA.1:

Operations And Algebraic Thinking

Represent And Solve Problems Involving Addition And Subtraction.

Use 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.2

K.OA.2:

Operations And Algebraic Thinking

Understand Addition As Putting Together And Adding To, And Under- Stand Subtraction As Taking Apart And Taking From.

Solve addition and subtraction word problems, and add and subtract within 10, e.g., by using objects or drawings to represent the problem.