# K.5 Composing and Decomposing Numbers to 10

## Unit Goals

- Students compose and decompose numbers within 10.

### Section A Goals

- Compose and decompose numbers up to 9 in more than 1 way.
- Write expressions to represent decompositions.

### Section B Goals

- Solve Put Together, Total Unknown, Put Together/Take Apart, Both Addends Unknown, Add To, Result Unknown, and Take From, Result Unknown story problems.

### Section C Goals

- For any number from 1 to 9, find the number that makes 10 when added to the given number.