Mathematics Content:
Use place value understanding and properties of operations to add and subtract
Work with addition and subtraction equations
Represent and solve problems involving addition and subtraction
Estimated Time: Several Class Periods
During this lesson students will work as mathematicians to help talk and question through the problem solving process with a partner. Students will work with a problem involving caged mice and different ways they can be organized in two cages. Students will explore a variety of organizational strategies to solve the problem, represent their thinking and summarize their solutions.