Unit 5 Week 1 Quiz

What would be the least common denominator for adding 1/2 + 3/4?

• 6

• 4

• 9

• 2

What would be the least common denominator for adding 3/9 + 4/6?

• 9

• 12

• 18

• 27

What step should you do first when adding or subtracting fractions with unlike denominators?

• Just add the denominators together

• Find a common denominator

• Add the numerators together first

• Subtract the denominators

Solve 

 $\frac{5}{6}-\frac{3}{12}=$  

•  $\frac{2}{6}$  

•  $\frac{7}{12}$  

•  $\frac{2}{12}$  

•  $\frac{8}{12}$  

Solve 

 $\frac{2}{6}+\frac{1}{2}=$  

•  $\frac{5}{6}$  

•  $\frac{3}{6}$  

•  $\frac{4}{6}$  

•  $\frac{3}{8}$  

Solve

 $\frac{3}{8}+\frac{2}{4}=$  

•  $\frac{5}{12}$  

•  $\frac{5}{8}$  

•  $\frac{7}{8}$  

•  $\frac{6}{8}$  

Solve

 $3\ \frac{1}{4}+2\ \frac{3}{8}$  

•  $5\ \frac{5}{8}$ 

•  $5\ \frac{1}{4}$  

•  $1\ \frac{1}{4}$  

•  $1\ \frac{1}{8}$  

Solve

 $3\ \frac{3}{4}-1\ \frac{2}{5}=$  

•  $2\ \frac{7}{20}$  

•  $2\ \frac{9}{20}$  

•  $2\ \frac{1}{9}$  

•  $4\ \frac{5}{9}$  

Melanie's superhero costume for the school play requires 1 5/6 yards of green fabric and 1/3 yard of yellow fabric. How many total yards of fabric are needed for the costume?

• $1\ \frac{6}{9}$

• $2\ \frac{1}{6}$

• $1\ \frac{4}{3}$

• $1\ \frac{1}{6}$

Charlotte ran 5 2/3 miles on Monday and 1 5/8 miles on Tuesday. How many miles did she run in all?

• $4\ \frac{3}{5}$

• $6\ \frac{7}{24}$

• $7\ \frac{7}{24}$

• $6\ \frac{7}{11}$