# Posts Tagged ‘2.OA.A.1’

## Problem Solving – Thinking Blocks Interactive Tutorials and Problems Level 2

Thinking Blocks Interactive Tutorials – Model and solve word problems with addition and subtraction. Online interactive tutorial. Second Grade and Third Grade. Online Word Problems with Addition and Subtraction within 20 – Challenge Word Problem Set 1 Word Problem Set 2 Word Problem Set 3 Word Problem Set 4 Word Problem Set 5 Word Problem…

More...## Problem Solving – Thinking Blocks Interactive Tutorials and Problems

Thinking Blocks Interactive Tutorials – Model and solve word problems with addition and subtraction. Online interactive tutorial. First and Second Grade. How to use Thinking Blocks Tutorial Online Addition Word Problems and Missing Addend Word Problem Set 1 Word Problem Set 2 Word Problem Set 3 Word Problem Set 4 Word Problem Set 5 Word…

More...## Decompose, Branching, and Number Bonds Video Lessons for Teachers (K-2)

This resource provides strategies and tools for decomposing numbers through the use of branching. Branching* is simply a strategy of breaking apart and associating numbers in a way that creates friendly landmark numbers. This directly ties to the Common Core standards tagged in this resource as the focus of branching is based on place value…

More...