Understanding negative number addition and subtraction with variables - By Khan Academy
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DESCRIPTION:
Let's get some practice thinking about adding and subtracting variables representing positive and negative numbers on the number line.
OVERVIEW:
Understanding negative number addition and subtraction with variables is a free educational video by Khan Academy.It helps students in grades 7 practice the following standards 7.NS.A.1.B.
This page not only allows students and teachers view Understanding negative number addition and subtraction with variables but also find engaging Sample Questions, Apps, Pins, Worksheets, Books related to the following topics.
1. 7.NS.A.1.B : Understand p + q as the number located a distance |q| from p, in the positive or negative direction depending on whether q is positive or negative. Show that a number and its opposite have a sum of 0 (are additive inverses). Interpret sums of rational numbers by describing real-world contexts..
