GoMath Ch.6 - Adding and Subtracting Fractions

Sophia babysat for  $3\frac{1}{12}$   hours on Friday. She babysat for  $2\frac{5}{6}$  hours on Saturday. 


Estimate how long Sophia babysat on Friday and Saturday combined.

•  $6$  

•  $5\frac{1}{2}$  

•  $6\frac{1}{2}$  

•  $5$  

Rodrigo practiced playing the guitar  $15\frac{1}{3}$   over the past 3 weeks. He practiced for  $6\frac{1}{4}$  during the first week and  $4\frac{1}{3}$  during the second week.

How much time did Rodrigo Spend Practicing during the third week?

•  $4\frac{9}{12}$  or  $4\frac{2}{3}$  

•  $4\frac{5}{12}$  

•  $4$  

•  $4\frac{1}{3}$  

Tags

CCSS.7.NS.A.3

Keisha makes a large sandwich for a family picnic. She takes   $\frac{1}{2}$  of the sandwich to the picnic. At the picnic, her family eats  $\frac{2}{8}$  of the whole sandwich. 

What fraction of the whole sandwich does Keisha bring back from the picnic?

•  $\frac{2}{8}$  or  $\frac{1}{4}$  

•  $\frac{1}{8}$  

•  $\frac{3}{8}$  

•  $\frac{4}{8}$  or $\frac{1}{2}$  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the common denominator and equivalent fractions for  $\frac{1}{9}$  and  $\frac{5}{12}$  ?

•  $\frac{1}{36}$  and  $\frac{5}{36}$  

•  $\frac{4}{36}$  and  $\frac{15}{36}$  

•  $\frac{3}{36}$  and $\frac{20}{36}$  

•  $\frac{4}{24}$  and  $\frac{10}{24}$  

 $\frac{3}{4}-\frac{3}{10}$  

•  $\frac{4}{10}$  

•  $\frac{0}{6}$  

•  $\frac{9}{20}$  

•  $\frac{16}{40}$  

Tags

CCSS.7.NS.A.1C

A _________ is a number that is a multiple of two or more numbers.

• Factor

• Product

• Common Multiple

• Least Common Factor

Tags

CCSS.4.OA.B.4

Mike is mixing paint for his walls. He mixes  $\frac{1}{6}$  gallon of blue paint and  $\frac{5}{8}$  gallon of green paint in a large container.

What fraction represents the total amount of paint Mike mixes?

•  $\frac{19}{24}$  

•  $\frac{6}{8}$  or $\frac{3}{4}$  

•  $\frac{8}{10}$  or $\frac{4}{5}$  

•  $\frac{5}{6}$  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

 $\frac{2}{7}+\frac{2}{5}$  

•  $1$  

•  $\frac{24}{35}$  

•  $\frac{20}{35}$  or $\frac{4}{7}$  

•  $\frac{24}{49}$  

Tags

CCSS.7.NS.A.1C

What is the least common denominator for  $\frac{2}{5}$  and $\frac{1}{10}$  ?

• 10

• 20

• 15

• 2

Which fractions are equivalent fraction to both  $\frac{1}{6}$  and $\frac{1}{9}$  ?

•  $\frac{9}{54}$  and  $\frac{6}{54}$  

•  $\frac{9}{36}$  and $\frac{6}{36}$  

•  $\frac{3}{9}$  and  $\frac{6}{9}$  

•  $\frac{6}{18}$  and  $\frac{9}{18}$  

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1