Finding the least common denominator with just numbers:
Going to have to bump out to another website for more examples:
This will show you how to find the least common multiple of two expressions. When we have fraction the vocabulary changes a little. It becomes finding the least common denominator, but really that’s the same as saying the least common multiple of the denominators.
Least common multiple of expressions
Here is an example of finding the LCD of algebraic expressions when the denominators are binomials.
Intermediate Algebra 