Add Rational Expressions with Like Denominators

To add or subtract rational expressions we must have a _____________>

• greatest common factor

• common denominator

• calculator

• proportion

3/8 + 2/8

• 5/8

• 1/8

• 5/16

Simplify the expression.

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• 
• 
• 

• A

• B

• C

• D

Add the rational expressions:

Simplify the expression.

• 
• 
• 
• 

• A
• B
• C