Adding fractions - Online tutor - Free Math Help

The video tutorial explains how to add fractions, starting with the basics of numerators and denominators. It covers adding fractions with the same denominator, simplifying the result, and then addresses adding fractions with different denominators by finding a common denominator. The tutorial also explains how to handle negative fractions and concludes with a comprehensive example.

What is the least common multiple and how is it used in adding fractions?

Explain how to handle a negative sign when adding fractions.