Multiplying and Dividing Fractions

Multiplying and Dividing Fractions

Multiplying Fractions

Steps

• Decide if your answer is positive or negative (same signs positive, different signs negative)

• Cross simplify

• Multiply numerators

• Multiply denominators

• Simplify again if possible

Multiple Choice

• -6/12
• -5/12
• 5/12
• -5/7

Multiple Choice

Multiply.

• - 4 / 36
• 4 / 36
• 3/5
• -3/5

Multiple Choice

 $\frac{1}{2}\ \times\ \frac{3}{5}\ =$  
Simplify the expression .

•  $\frac{3}{10}$  

•  $\frac{5}{6}$  

•  $1\frac{1}{5}$  

•  $3\frac{1}{3}$  

Multiple Choice

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

• -7/8
• 7/8
• -63/72
• 63/72

Dividing Fractions

Don't forget to KEEP CHANGE FLIP!

Multiple Choice

 $\frac{1}{2}\ \div\ \frac{3}{5}\ =$  
Multiply and write in simplest form. 

•  $\frac{5}{6}$  

•  $\frac{-5}{6}$  

•  $\frac{3}{10}$  

•  $\frac{-3}{10}$  

Multiple Choice

 $\frac{-1}{4}\div\frac{-4}{9}$  

•  $-1\frac{7}{9}$  
  

•  $1\frac{7}{9}$  
  

•  $\frac{-9}{16}$  

•  $\frac{9}{16}$  

Multiple Choice

Solve:

• -9/10

• 10/9

• 9/10

• 6/8

Multiple Choice

Solve:

• -3/14

• 7/6

• -6/-7

• 6/7