# 1.5 Adding Within 100

## Unit Goals

- Students use place value understanding and properties of operations to add within 100.

### Section A Goals

- Add within 100 without composing a ten.
- Use equations to represent addition methods.

### Section B Goals

- Add a one-digit and a two-digit number within 100 with composing a ten.
- Use equations to represent addition methods.

### Section C Goals

- Add 2 two-digit numbers within 100, with composing a ten.
- Use equations to represent addition methods.