How Do You Subtract Fractions with Variables?

Everyone loves math when it includes food! This lesson tries to take the notion of combining like terms in algebra and comparing it to sorting apples and oranges. It takes a step-by-step approach to helping students understand this...

For this worksheet, algebra learners solve and complete 20 different equations that include combining like terms. First, they identify and define like terms and how they can be combined in solving an equation. Then, students combine like...

How do you make these x's get along? Building on the previous lesson in the series, learners solve equations by combining like terms. The video uses objects to help pupils understand the concept. 

Adding two polynomials begins with simplifying when possible. Sal demonstrates the process he uses to combine like terms and explains why the process works. This video would be great for those who need a quick refresher.

Subtracting like terms, combining like terms, and simplifying an expression all refer to the same thing here. The teacher explains two different methods of simplifying this subtraction expression.

Practice combining like terms for expressions that have rational coefficients. This requires adding and subtracting fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...

Practice combining like terms for expressions that have rational coefficients. This requires adding and subtracting fractions.

Practice combining like terms using the distributive property. These problems involve adding and subtracting negative numbers.

Investigate the process of combining like terms using an interactive animation. Scholars tackle simplifying expressions by manipulating rectangles that represent the terms. They add and subtract terms to arrive at the result.

Rational expressions that are in the form of fractions. Yuk! The teacher demonstrates how to subtract one rational expression from the other when the expressions have a common denominator. Combine like terms and write it in simplest form.