4/15 Add Fractions with Unlike Denominators

• 12/17
• 17/20
• 20/17
• 2  1/2

Tags

CCSS.7.NS.A.1C

• 1
• 3/6
• 1/2
• 2

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

• 2/5
• 5/6
• 4/6
• 1/5

Tags

CCSS.3.MD.A.1

• 13/15
• 1 7/12
• 1
• 9/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Andrew ran 3/5 of a mile and swam 1/6 of a mile. How far did he swim and bike together?

• 23/30 of a mile

• 4/11 of a mile

• 3/30 of a mile

• 3/6 of a mile

Is this a correct answer?

• Yes, the student correctly added.
• No, you cannot add unlike denominators
• No, 5 + 7 is not 12
• No, 2 + 3 is not 5

Tags

CCSS.7.NS.A.1C

 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

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2