Demonstrate addition-subtraction 10-20
Problems including three whole number addends
Solve word or story problems through 20
- Manipulatives (cubes, blocks, bears, counters, etc.)
- Story problems to work with students.
- White boards
Addition and Subtraction Story Problems
The students will be solving subtraction story problems and changing the number sentences into addition sentences.
Explain all parts of a number bond, and how to complete each part.