Operations on fractions

Tags

CCSS.5.NF.B.6

Tags

CCSS.5.NF.B.6

Find the product. 3/7 X 3/4 =

• 9/24
• 9/28
• 6/32
• 1/28

Tags

CCSS.5.NF.B.6

Multiply

• $\frac{5}{9}$

• $\frac{3}{10}$

• $\frac{1}{4}$

• $\frac{23}{20}$

Tags

CCSS.5.NF.B.6

Review: True or False: You need common denominators to multiply and divide fractions

• True

• False

Tags

CCSS.5.NF.B.6

A bakery had 5/8 of a pan of brownies to start the morning.  By the end of the day, it had 1/2 of those brownies left.  How much was left from the pan?

• 3 and 5/16
• 4/5
• 3 and 1/16
• 5/16

Tags

CCSS.5.NF.B.6

 $\frac{3}{4}\times\frac{1}{6}=$  

Simplify if needed.

•  $\frac{3}{24}$  

•  $\frac{1}{8}$  

•  $\frac{4}{10}$  

•  $\frac{4}{18}$  

Tags

CCSS.5.NF.B.6

 $3\ \frac{2}{5}\times1\ \frac{1}{4}$  

Multiply and simplify.

•  $3\ \frac{1}{10}$  

•  $\frac{85}{20}$  

•  $4\ \frac{5}{20}$  

•  $4\ \frac{1}{4}$  

Tags

CCSS.5.NF.B.6

Which of the following would be needed to multiply mixed numbers?

• simplify

• turn the mixed numbers into an improper fraction

• multiply numerators

• multiply denominators

• add numerators

Tags

CCSS.5.NF.B.6

2/3 of a yard is covered in grass. 1/4 of the grass section has mulch on it. How much of the whole yard has grass covered in mulch?

• 1/4

• 2/3

• 1/6

• 11/12

Tags

CCSS.5.NF.B.6