Instructional Video3:14
Curated Video

Additive Inverses

K - 8th
"Additive Inverses" models how to solve problems by combining additive inverses.
Instructional Video1:50
Curated Video

Plot the OPPOSITE on a Number Line

9th - 12th
In this video, the teacher explains the concept of finding the opposite of a number on a number line. They guide the viewers through the process of plotting a point to represent the opposite of -7. This video covers grade 6 Common Core...
Instructional Video4:46
Curated Video

Adding Integers with Color Counters

K - 5th
Understand how to add integers using color counters. By combining the counters and canceling out zero pairs, students can easily visualize and solve addition problems involving integers. The teacher emphasizes the importance of neatness...
Instructional Video4:35
Curated Video

Understanding the Additive Inverse

K - 5th
In this video, students learn about the concept of the additive inverse by combining opposite quantities. The teacher explains the absolute value and opposite numbers, using examples to illustrate how they are related.
Instructional Video3:24
Curated Video

Proving the Negative Times Negative Rule

K - 5th
In this video, the teacher explains why a negative times a negative equals a positive using the distributive property. They review the rules for multiplying negative numbers and then demonstrate how the zero property and additive inverse...
Instructional Video3:01
Curated Video

Understanding Opposites

K - 12th
Determine the opposite of a number.
Instructional Video4:47
Curated Video

Subtracting Integers by Adding the Additive Inverse

K - 5th
In this video, the teacher explains how to subtract integers by adding the additive inverse. The lesson includes a review of the concept of additive inverses and two addition rules for numbers with the same sign and different signs.
Instructional Video4:13
Curated Video

Determining Opposite Numbers: Understanding Positive and Negative Values

K - 5th
In this video, students will learn how to determine the values of opposite numbers by comparing their distances and directions from 0. Using both horizontal and vertical number lines, the video explains the concept of positive and...
Instructional Video2:44
Curated Video

Finding Opposite Numbers on a Number Line

K - 5th
In this lesson, students will learn about opposite numbers and how to find them on a number line. By understanding the concept of distance and direction from zero, students will be able to identify and locate opposite numbers accurately.
Instructional Video9:06
Curated Video

Exploring Reflections in Linear Equations

K - 5th
In this lesson, students will learn about reflections in linear equations. They will explore how the functions F of X and G of X are alike and different, focusing on the slope and Y-intercept. Through examples and a table of values,...
Instructional Video9:08
Krista King Math

Opposite of a Number

3rd - 7th Standards
While the standards don't call for negative numbers to be taught before the sixth grade, many students benefit from learning the concept earlier. A video explains what teachers mean by the opposite of a number. It includes absolute...