Adding Positive and Negative Integers Using a Number Line

This video tutorial teaches how to add two positive or two negative integers using a number line. It begins by explaining what integers are, including positive, negative numbers, and zero. The concept of addition is defined, highlighting common mistakes such as assuming two negative integers result in a positive sum. The tutorial demonstrates using a number line to add integers, showing examples of both positive and negative integer addition. It concludes with key takeaways that two positive integers result in a positive sum, and two negative integers result in a negative sum.

How do you graph the addition of positive 3 and positive 6 on a number line?

Describe the outcome when adding two positive integers versus two negative integers.