Adding and Subtracting Fractions with Like Denom.

If we have common denominators and we want to add or subtract them we need to

• add/subtract the numerator and slide over the denominator.

• add/subtract the numerator and add/subtract the denominator.

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

 $\frac{1}{4}$   $+$   $\frac{2}{4}$  

•  $\frac{3}{4}$  

•  $\frac{3}{8}$  

•  $\frac{3}{16}$  

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

 $\frac{3}{8}$   $+$   $\frac{4}{8}$   $=$  

•  $\frac{1}{4}$  

•  $\frac{9}{8}$  

•  $\frac{7}{8}$  

•  $\frac{7}{16}$  

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

 $\frac{5}{6}$   $-$   $\frac{1}{6}$   $=$  

•  $\frac{4}{6}$  

•  $\frac{2}{6}$  

•  $\frac{7}{6}$  

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

 $\frac{4}{8}$   $-$   $\frac{2}{8}$   $=$  

•  $\frac{2}{4}$  

•  $\frac{2}{8}$  

•  $\frac{6}{8}$  

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

 $\frac{6}{10}$   $+$   $\frac{4}{10}$   $=$       There are two correct answers.

•  $\frac{10}{10}$  

•  $\frac{2}{10}$  

• 1

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

• 24/4
• 35/4
• 11/3
• 28/3

• 24/5
• 10/5
• 30/5
• 34/5

Which of the following is a mixed number?

• 123
• 12/3
• 2/3
• 1  2/3

Tags

CCSS.3.NF.A.1

Which of the following is an improper fraction?

• 2/3
• 3/2
• 1  2/3
• 1/3

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2