1. Section 1-6: Multiplying Integers
Standards: NS 1.2 and AF 2.1
Objectives: Multiply Integers
Evaluate variable expressions

2. Multiplying Integers Rule 1: Positive times a positive is POSITIVE
4(5)
9(7)
12(4.5)

3. Multiplying Integers Rule 2: Negative times a negative is POSITIVE.
-2(-7)
-10 • -9
- ¾ (- 1/2)

4. Multiplying Integers Rule 3: A negative times a positive is NEGATIVE.
-6(5)
2 • -8
12(- ½ )

5. Multiplying Integers
Rule 4:
A number times 0 is ZERO.
-4(0)
0(7)

6. Evaluate Expressions -n + 5n + 3 when n = -7 -(-7) + 5(-7) + 3
-(-7) + 5(-7) + 3
-25

7. Evaluate Expressions
6n when n= -7
-3x + x – 2 when x = -4

8. Evaluate Expressions with exponents
x4 when x = -2