Multiplying and Dividing Rational Numbers

What is the product of -3/4 and 2/5?

• -3/10

• 1/20

• -1/2

• -6/20

Solve. Rules for multiplying:

Negative x Negative = Positive

Negative x Positive = Negative

Solve. Hint: Change the fraction to a decimal first.

Rules for multiplying:

Negative x Negative = Positive

Negative x Positive = Negative

Find the quotient
-3.6 ÷ .06

• -0.6
• 6
• -60
• 600

- 6.5 x - 0.4

• 2.6

• -2.6

• -260

• 260

-9.4 x -8.7

• -81.78

• 81.78

• 8178

• -817.8

Divide.

• -1/10
• -5/8
• -2/20
• 5/8