Adding Fractions Review

What is a good common denominator for this problem? 

 $\frac{3}{9}+\frac{1}{6}$  

• 18

• 9

• 24

• 12

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

Tags

TEKS.MATH.5.3H

What number could be a common denominator for these three fractions?

 $\frac{1}{2}\ and\ \frac{1}{3}\ and\ \frac{1}{4}$  

• 9

• 8

• 12

• 6

 $\frac{1}{2}+\frac{1}{4}=$  

•  $\frac{3}{4}$  

•  $\frac{2}{4}$  

•  $\frac{3}{6}$  

•  $\frac{2}{6}$  

 James is helping his dad paint his house. They mixed $\frac{5}{9}$ gallons of white paint and  $\frac{1}{6}$  gallons of blue pain. How many gallons was the mixture in all? 

•  $\frac{6}{18}$   gallons

•  $\frac{13}{18}$   gallons

•  $\frac{4}{5}$   gallons

•  $\frac{1}{6}$   gallons

 $\frac{1}{4}+\frac{2}{3}$  

•  $\frac{3}{12}$  

•  $\frac{3}{4}$  

•  $\frac{11}{12}$  

•  $\frac{3}{7}$  

 $\frac{5}{12}+\frac{1}{6}$  

•  $\frac{6}{18}$  

•  $\frac{6}{12}$  

•  $\frac{3}{4}$  

•  $\frac{7}{12}$  

• A

• B

• C

• D

• A

• B

• C

• D