Find the least common denominator.

 $\frac{1}{3}\ \ \ \frac{1}{2}$  

• 3

• 2

• 6

• 5

Find the least common denominator.
 $\frac{9}{20}\ \ \ \ \frac{1}{2}$  

• 10

• 20

• 2

• 40

Find the least common denominator.
 $\frac{3}{8}\ \ \ \frac{17}{30}$  

• 8

• 30

• 40

• 120

Find the least common denominator.
 $\frac{7}{20}\ \ \ \ \frac{7}{8}$  

• 20

• 8

• 40

• 80

Find the least common denominator. $\frac{1}{2}\ \ \ \ \frac{1}{4}$  

• 2

• 4

• 16

• 8

Find the least common denominator. $\frac{5}{6}\ \ \ \ \frac{7}{12}$  

• 24

• 6

• 72

• 12

Find the least common denominator. $\frac{1}{8}\ \ \ \ \ \frac{13}{15}$  

• 40

• 60

• 120

• 15

Find the least common denominator.
 $\frac{1}{4}\ \ \ \ \frac{1}{8}$  

• 2

• 4

• 8

• 16

Find the least common denominator.
 $\frac{1}{3}\ \ \ \ \ \frac{1}{15}$  

• 45

• 5

• 3

• 15