Mixed Number and Fraction Operations

 $\frac{3}{12\ }\ \ \ +\ \ \frac{9}{12}$  

Answer explanation

 $\frac{12}{12}$  

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

 $\frac{7}{9\ }\ \ \ -\ \ \frac{3}{9}$   

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

 $\frac{1}{2}\ \ \ +\ \ \frac{1}{3}$  

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CCSS.5.NF.A.1

CCSS.5.NF.A.2

 $\frac{2}{9}\ +\ \frac{3}{6}$  

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CCSS.5.NF.A.1

CCSS.5.NF.A.2

 $\frac{1}{4}\ -\ \frac{1}{6}$  

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CCSS.7.NS.A.1C

 $\frac{9}{10}\ -\ \frac{2}{5}$  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

 $3\ \frac{4}{7}\ \ \ +\ \ 2\ \frac{3}{7}$  

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

 $6\ \frac{1}{4}\ \ -\ 3\ \ \frac{2}{3}$  

Tags

CCSS.7.NS.A.1C

 $1\ \frac{10}{11}\ -\ 1\ \frac{1}{3}\$  

Tags

CCSS.7.NS.A.1C

 $3\ \frac{1}{4\ }\ \ -\ \ 2\ \frac{3}{8}$  

Tags

CCSS.7.NS.A.1C