Sal notes the important of reading a question very carefully in this video, as he nearly misreads a problem but catches his error before it's too late. Most problems shown here involve algebra skills.

The problems are getting a little more difficult in this video, which covers problems 13-16 on page 778, but Sal is still easy to understand. He demonstrates various strategies for solving algebraic expressions and problems involving...

Break down integers with this video. A teacher gives a basic definition and provides several examples of integers. The examples cover numbers that are integers as well as numbers that are not integers. A concise video, this resource...

In this lesson, you will learn about comparing more than two positive or negative numbers in real-world situations by using a number line. [5:01]