Complex fractions are fractions that contain rational expressions in the numerator, denominator, or both. To simplify complex fractions, write the numerator and denominator as single fractions, invert the denominator, and multiply. You can also multiply the numerator and denominator by the lowest common denominator of the fractions within to simplify.

1. Complex
Fractions

2. Complex Fractions - is a fraction that has a
rational expression either in the numerator, the
denominator or both

3. Simplifying Complex Fractions
1. Write the numerator as one fractions and the
denominator as one fractions. Then invert the
denominator and multiply.
2. Multiply the numerator and the denominator of the
complex fraction by the LCD of the fractions within
the numerator and the denominator. Then simplify

4. Examples:
1. 2.

5. 3.