Adding and subtracting fractions with unlike denominators

 $\frac{4}{5}-\frac{4}{10}=$  

•  $\frac{0}{5}$  

•  $\frac{2}{5}$  

•  $\frac{3}{10}$  

•  $\frac{8}{10}$  

 $\frac{5}{12}+\frac{1}{6}$  

•  $\frac{6}{18}$  

•  $\frac{6}{12}$  

•  $\frac{3}{4}$  

•  $\frac{7}{12}$  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• 1
• 3/6
• 1/2
• 2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

3/8 + 2/4 =

• 5/12

• 5/8

• 7/8

• 6/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/4 + 3/8 =

• 5/8
• 3/8
• 4/12
• 4/8

Tags

CCSS.4.NF.A.2

CCSS.4.NF.B.3

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

7/15 - 1/5 = 

• 5/6
• 4/15
• 3/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

 $\frac{5}{6}+\frac{8}{12}=$  

•  $\frac{2}{12}$  

•  $\frac{17}{12}$  

•  $\frac{13}{18}$  

•  $1\ \frac{1}{2}$  

 $\frac{12}{4}-\frac{4}{8}=$  

•  $\frac{28}{8}$  

•  $\frac{8}{4}$  

•  $2\ \frac{1}{2}$  

•  $\frac{19}{8}$  

 $\frac{1}{3}-\frac{2}{12}=$  

•  $\frac{6}{12}$  

•  $\frac{1}{6}$  

•  $\frac{1}{9}$  

•  $\frac{7}{12}$