NAME ______________________________ DATE _______________
HOMEWORK
Determine whether each number is prime or composite. Explain how you know.
1 Is 36 prime or composite? How do you know?
2 Is 7 prime or composite? How do you know?
3 Is 21 prime or composite? How do you know?
4 Is 23 prime or composite? How do you know?
5 Is 70 prime or composite? How do you know?
NOTE
Students determine whether numbers are prime or composite.
MWI Prime and Composite Numbers