### Home > CC1 > Chapter 4 > Lesson 4.2.3 > Problem 4-72

4-72.

Simplify the following expressions. Homework Help ✎

Covert both mixed numbers to fractions greater than one.

Make both fractions have a denominator of 8.

Simplify.

Convert each fraction to have a denominator of 30.

Change these to fractions greater than one and then subtract.