Watch this five-minute video which discusses adding and subtracting when there are different denominators. You may watch the video as often as you please. You may refer to the video when doing your homework, if necessary.

Watch these MathIsPower4U videos if you feel like you need additional help with this topic. These videos demonstrate how to solve variations on this kind of problem. These are also optional.

Add and Subtract Rational Expressions - Opposite Denominators

Ex 1: Add and Subtract Rational Expressions - Unlike Denominators

Ex 2: Add and Subtract Rational Expressions - Unlike Denominators

Ex 3: Add and Subtract Rational Expressions - Unlike Denominators

Ex 4: Add and Subtract Rational Expressions - Unlike Denominators

Source: Tyler Wallace, https://www.youtube.com/watch?v=wMKSNlz9QRw

This work is licensed under a Creative Commons Attribution 3.0 License.

Last modified: Wednesday, June 16, 2021, 10:36 AM