Objective- To identify prime and composite numbers. Show all the possible arrays for the number 8.

Show all the possible arrays for the number 7.

Prime Number - A number that has exactly two factors, 1 and itself. Composite Number - Numbers that have more than two factors. There are eight prime numbers from 0 to 20. List them. Prime Composite Neither 2 , 3 , 5 , 7 , 11 4 , 6 , 8 , 9 , 10 , 12 , 1 13 , 17 , 19 14 , 15 , 16 , 18 , 20

List all the factors of the following numbers. Write prime or composite. 12 28 17 1 12 1 28 1 17 Factor Tower 2 6 2 14 3 4 4 7 Composite Composite Prime

List all the factors of the following numbers. Write prime or composite. 16 23 31 1 16 1 23 1 31 2 8 4 4 Composite Prime Prime

List all the factors of the following numbers. Write prime or composite. 22 34 43 1 22 1 34 1 43 2 11 2 17 Composite Composite Prime