Identity property of 0. All Khan Academy content is available for free at www.khanacademy.org
Identity property of 0 is a free educational video by Khan Academy.It helps students in grades 7 practice the following standards 7.NS.1.b.
1. 7.NS.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..