Model and solve addition and subtraction word problems with Thinking Blocks.
More Thinking Blocks
Thinking Blocks Addition - Learning Connections
Essential Skills
Problem Solving - model and solve word problems

Common Core Connection for Grades 2 and 3
Represent and solve problems involving addition and subtraction.
Use addition and subtraction within 100 to solve one and two step word problems
involving situations of adding to, taking from, putting together, taking apart and
comparing, with unknowns in all positions.
Use drawings and equations with a symbol for the unknown number to represent the problem.
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