1. Multiplying and Dividing Real Numbers
Section 1.8
Multiplying and Dividing Real Numbers

2. One set of rules for both multication and division!
If the signs are the same, the answer will be positive!
(Pos)(Pos) = Pos
(Neg)(Neg) = Pos
If the signs are different, the answer will be negative!
(Pos)(Neg) = Neg

3. Multiply or Divide 1) 5(-3) 2) 5(-4)(2) 3) (-6)(6)(4)(-1)
1) 5(-3)
2) 5(-4)(2)
3) (-6)(6)(4)(-1)
4) (-9/10)(-7/8)
5) (4/5)(-3/10)
6) -18/9

4. 7) 6/15 ÷ 7/30
8) 1/5 ÷ 2/3
9) -2.7/0
10) 0/8