Have you ever tried to add or subtract fractions that have different denominators? It’s tricky, right? Join Ms. Susanna Post in this lesson to learn how to solve these types of challenging problems!

In adding and subtracting fractions with unlike denominators, you have to get a least common denominator which is exactly like the least common multiple it just so happens to be in the denominator.

Watch how to master adding fractions with different denominators from the world's leading how to specialist. This advice video will give you helpful instructions to ensure you get good at math.

There are two rules to remember when adding or subtracting fractions. The fractions need to have a common denominator. This means the denominator has to be the same. You only need to add or subtract ...

FBI director says agents arrested judge for obstructing immigration operation David Muir shares 3D scans of Titanic that reveal new insight into its final moments Trump signs executive order focused ...

This lesson uses models to convert mixed numbers to improper fractions. This lesson uses models to convert mixed numbers to improper fractions.