The pdf includes guided notes, practice, and homework for the topic prime and composite numbers. Students are expected to be able to identify whether a number is prime or composite. In addition, they are expected to explain the differences between the two types of numbers.
This worksheet is aligned with Common Core State Standards for 4th grade mathematics (4.OA.B.4). This resource can also be used as a refresher for fifth and sixth graders before moving into topics like finding the prime factorization of a number.