# Adding and Subtracting Numbers

Taught by mrbrianmclogan
• Currently 4.0/5 Stars.
1607 views | 1 rating
Meets NCTM Standards:
Lesson Description:

Adding and subtracting numbers

I show how to solve math problems online during live instruction in class. This is my way of providing free tutoring for the students in my class and for students anywhere in the world. Every video is a short clip that shows exactly how to solve math problems step by step. The problems are done in real time and in front of a regular classroom. These videos are intended to help you learn how to solve math problems, review how to solve a math problems, study for a test, or finish your homework. I post all of my videos on YouTube, but if you are looking for other ways to interact with me and my videos you can follow me on the following pages through My Blog, Twitter, or Facebook.

Questions answered by this video:
• How do you add a group of positive an negative numbers together?
• How do you subtract a group of positive and negative numbers together?
• #### Staff Review

• Currently 4.0/5 Stars.
Adding and subtracting positive and negative numbers is discussed. Operations are done left to right, and the fact that addition and subtraction are not cumulative like multiplication is addressed.