This course will investigate the different types of addition and subtraction situations and children's understanding of the equal sign. The topics include:
- The structure of the different problem situations
- How the problems are alike and different
- How children's thinking about the problem situations is different than the way adults think about it
- Connections to operations and algebraic thinking
- Instructional implications
TESS: 1C, 1E, 2A, 2B, 2C, 3B, 3C, 4E