# 4.1 Factors and Multiples

## Unit Goals

- Students apply understanding of multiplication and area to work with factors and multiples.

### Section A Goals

- Determine if a number is prime or composite.
- Explain what it means to be a factor or a multiple of a whole number.
- Relate the side lengths and area of a rectangle to factors and multiples

### Section B Goals

- Apply multiplication fluency within 100 and the relationship between multiplication and division to find factor pairs and multiples.