Adding/Subtracting Fractions Quiz

 $\frac{8}{9}\ -\ \frac{1}{3}\ =\$  

•  $\frac{7}{6}$  

•  $\frac{5}{9}$  

•  $\frac{2}{3}$  

•  $\frac{8}{27}$  

 $\frac{1}{3}$  +  $\frac{1}{2}$  =

•  $\frac{6}{7}$  

•  $\frac{2}{6}$  

•  $\frac{3}{5}$  

•  $\frac{5}{6}$  

 $\frac{1}{5}\ and\ \frac{5}{6}$  What number could be a common denominator for these two fractions?

• 30

• 11

• 6

• 12

My sister and I ate some of the cookies she made. She ate 3/5 of them and I ate 1/10 of them. How much of the cookies did we eat?

• 1/2 of the cookies
• 7/10 of the cookies
• 4/15 of the cookies

 $\frac{8}{9}-\frac{5}{6}$ =

•  $\frac{4}{18}$  
  

•  $\frac{1}{18}$  

•  $\frac{3}{18}$  
  

 $\frac{1}{4}+\frac{2}{3}$  

•  $\frac{3}{12}$  

•  $\frac{3}{4}$  

•  $\frac{11}{12}$  

•  $\frac{3}{7}$  

Find $\frac{3}{5}-\frac{2}{6}$  . HINT: Write your final answer in simplest form (reduce the fraction when you are done). 

• 0

•  $\frac{1}{3}$  

•  $\frac{1}{30}$  

•  $\frac{4}{15}$  

What is the least common denominator of  $\frac{1}{9}$  and  $\frac{2}{3}$ ? 

• 3

• 9

• 18

• 27

What is the least common denominator of  $\frac{3}{4}$  and  $\frac{5}{6}$ 

?

• 2

• 24

• 12

• 4

What is the least common multiple of 3 and 8?

• 16

• 24

• 32

• 48