How to Multiply and Divide Positive and Negative Fractions

Will the answer be positive or negative?

• Positive

• Negative

Will the answer be positive or negative?

• Positive

• Negative

• 1/9

• -1/9

• -9

• 9

• 46/15

• -46/15

• 2/3

• -2/3

In the following question, will the answer be negative or positive?
3/4 x (-3/4) x (-5/6)

• Negative

• Positive

• Zero

When DIVIDING FRACTIONS ...

• Add the fractions.

• Get a common denominator.

• Keep the 1st fraction, Change to multiplication, and Flip the 2nd fraction to its reciprocal.

• Subtract the fractions.

When MULTIPLYING FRACTIONS...

• You MUST get a common denominator.

• Multiply across the top, multiply across the bottom.

• Add the fractions.

• Subtract the fractions.

When MULTIPLYING AND DIVIDING a (Negative)(Negative) =

• a POSITIVE answer.

• a NEGATIVE answer.

• a square root.

• a mess.

Multiply. Make sure your final answer is in simplest form. 

• -7/8

• 7/8

• -63/72

• 63/72

Determine the product: 2/9 X (-6/11)=

*Simplify your answer!

• -12/99

• 12/99

• -4/33

• 4/33