NAME ______________________________ DATE _______________
HOMEWORK
Determine whether each number is prime or composite. Explain how you know.
1 Is 30 prime or composite? How do you know?
2 Is 57 prime or composite? How do you know?
3 Is 79 prime or composite? How do you know?
4 Is 53 prime or composite? How do you know?
5 Is 97 prime or composite? How do you know?
NOTE
Students identify numbers less than 100 as either prime or composite and explain how they know.
MWI Prime and Composite Numbers