1. Day 1 Warmup:
Jason bought a 2-Liter coke for $1.79 and 3 
candy bars for $0.85 each. He paid with a 
ten-dollar bill. How much change did he 
receive?

2. A number is divisible by another number if the quotient is a 
whole number with no 
remainder.
Example: 42 divided by 6 = 7

4. Tell if each number is divisible by: 2, 3, 5, 6, 9, and 10.
Practice
Tell if each number is divisible 
by: 2, 3, 5, 6, 9, and 10.
12:
51:
480:
247:

5. A prime number is divisible by one 1 and itself.
Example: 11

6. A composite number is divisible by more than two numbers.
Example: 12

7. Tell if each number is prime or composite:
Practice
Tell if each number is prime or 
composite:
45:
13:
19:
57: