# Adding / Subtracting Rational Expressions Lessons

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• When adding rational expressions that are in fractional form, the trick is to rewrite those expre...
00:10:52

### Adding rational expressions with different denominators 1

• Shows how to add and subtract algebraic fractions by getting a common denominator.
00:10:13

### Adding rational expressions with different denominators 2

• Shows how to add and subtract algebraic fractions by getting a common denominator.
00:09:29

### Adding rational expressions with different denominators 3

• Shows how to add and subtract algebraic fractions by getting a common denominator.
00:09:20

### Adding rational expressions with different denominators 4

• Shows how to add and subtract algebraic fractions by getting a common denominator.
00:10:19

### Adding rational expressions with different denominators 5

• Shows how to add and subtract algebraic fractions by getting a common denominator.
00:08:46

### Adding rational expressions with different denominators 6

• Shows how to add and subtract algebraic fractions by getting a common denominator.
00:10:48

### Rational Expressions 5 - Adding with Common Denominator

• How to add rational expressions that already have a common denominator, and how to simplify if it...
00:09:53
• YourMathGal
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### Rational Expressions 6 - Subtracting with Common Denominator

• How to subtract rational expressions that already have a common denominator, and how to simplify ...
00:09:36

### Rational Expressions 7

• More practice adding and subtracting rational expressions that already have a common denominator,...