Adding and Subtracting Fractions

To add or subtract, two fractions must have...

• a monkey.

• unlike terms.

• common denominators.

• the same numerators.

To find the sum, you need to...

• add

• subtract

• multiply

• divide

Evaluate the expression:  $\frac{2}{3}+\frac{1}{6}$  

• 1

•  $\frac{5}{6}$  

•  $\frac{7}{8}$  

•  $\frac{3}{3}$  

Find the difference:  $\frac{5}{9}-\frac{3}{9}$  

• one ninth

• two ninths

• 8 ninths

• 3 ninths

 $\frac{4}{7}+\frac{1}{3}=$  

•  $\frac{17}{21}$  

•  $\frac{19}{21}$  

•  $\frac{5}{10}$  

•  $\frac{5}{21}$  

• 4/5
• 4/10
• 2/5
• 5

What is 2/8 + 3/8 = ?

• 
• 
• 

Simplify the fraction to lowest terms:
4/12

• 2/6
• 1/3
• 1/6
• 1/4

  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

What is ¹/₈ + ⁵/₈?

• 1
• ⁶/₁₆ or ³/₈
• ⁶/₈ or ³/₄
• ²/₄ or ¹/₂