Problem Solving: multiply with fractions

A scientist has a bottle that is $\frac{5}{6}$  full of solution. He uses  $\frac{2}{5}$  of the solution in the bottle for an experiment. How much of a bottle of solution does he have left?

•  $\frac{1}{3}$  of a bottle

•  $\frac{1}{2}$  of a bottle

•  $\frac{14}{30}$  of a bottle

•  $\frac{1}{5}$  of a bottle

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

A recipe for muffins calls for $\frac{3}{4}$ cups of flour. Carlito is making 6 batches of muffins. How much flour does he need?

What operation do you do to solve this problem?

• Add

• Subtract

• Multiply

• Divide

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Aunt Lisa made strawberry and grape jellies. She made

 $1\frac{1}{2}$  cups of strawberry. She made  $4\frac{1}{2}$  times as much grape jelly as she did strawberry jelly. How many cups of grape jelly did she make?

•  $4\frac{1}{2}$  cups

• 2 cups

•  $3\frac{1}{2}$  cups

•  $6\frac{3}{4}$  cups

Tags

CCSS.5.NF.B.6

Mrs. Skinner had 2  $\frac{2}{5}$  cups of Puppy Chow for Luna.  She fed her  $\frac{5}{6}$   of that Puppy Chow.  How many cups of Puppy Chow did Mrs. Skinner feed Luna?

• 2 cups
  

•  $\frac{1}{3}$  cups
  

•  $\frac{7}{11}$  cups
  

• 2  $\frac{1}{3}$  cups

Tags

CCSS.5.NF.B.6

Lupita's rectangular yard is 5 1/3 feet by 9 feet. A bag of grass seed costs​ $24.54. If Lupita needs 1/3 cup of grass seed for each square foot of her​ yard, how many cups of grass seed does she​ need?

• 45 1/3 c.

• 30 4/5 c.

• 48 c.

• 16 c.

Tags

CCSS.6.NS.A.1

What is
2 x 3/4 ?

• 5/4
• 6/4
• 3/8

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Answer in simplest form.
5/8 + 3/8

• 1
• 8/8
• 2/8
• 1/4

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Kayla has 3/9 of a pizza and Lille gave her 2/9 of a pizza. How much pizza does Kayla have now?

• 5

• 5/9

• 1/9

• 6/9

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Brad ate 3/4 of his Kit-Kat bar and gave the rest to Doug.  How much of the Kit-Kat bar did Doug get to eat?

• 3/4
• 1/4
• 2/4
• None

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Add the fractions:
1/3 + 1/5 =

• 8/15
• 2/5
• 1/2
• 1/3

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2