Adding and Subtracting Fractions - Like Denominators

The bottom number is called the __________.

• numerator
• denominator

Tags

CCSS.3.NF.A.1

Simplify the fraction to lowest terms:
4/12

• 2/6
• 1/3
• 1/6
• 1/4

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

Simplify the fraction to lowest terms:
12/7

• 1  5/7
• 6/7
• 1/7
• 3/7

  How do you add two fractions with like denominators?

• Add the denominators; keep the numerators the same
• Add the numerators and add the denominators
• Add the numerators to the denominators
• Add the numerators and keep the like denominators

Tags

CCSS.3.NF.A.1

What is 3/4 + 1/4 = ?

• 4/4 
• 0/4
• 2/4
• 1/2

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

What is 2/8 + 3/8 = ?

• 
• 
• 

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

Solve:  $\frac{1}{9}+\frac{4}{9}$  

•  $\frac{5}{9}$  
  

•  $\frac{5}{18}$  

•  $\frac{5}{81}$  

•  $\frac{3}{9}$  

Tags

CCSS.3.NF.A.1

 $\frac{3}{9}+\frac{2}{9}=$  

•  $\frac{2}{9}$  

•  $\frac{0}{9}$  

•  $\frac{5}{9}$  

• 1 pizza

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

Solve AND Simplify:  $\frac{5}{10}+\ \frac{1}{10}=$  

•  $\frac{10}{10}\$  

• 6

•  $\frac{3}{5}$  

•  $\frac{6}{10}$  

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

 $\frac{9}{12}+\frac{4}{12}$  

Solve and SIMPLIFY:

•  $\frac{13}{12}$  

•  $\frac{5}{12}$  

•  $1\ \frac{1}{12}$  

• 7