New Mexico State University
Number Rights
You do not have to be whole to be important. Individuals watch a video on the importance of rational numbers on the number line. Scholars use their knowledge to rename numbers on the number line as well as place rationals on a number...
Scholastic
Study Jams! Integers
Stay positive, teaching about integers just got a little easier! Explain how positive and negative numbers are opposites using number lines and real-world examples. The included assessment provides an excellent opportunity to check for...
FuseSchool
Introduction to Graphs: Axis and Coordinates
Axis, coordinates, quadrants, oh my! Review graphing vocabulary with your classes with a quick video lesson. The instructor explains the vocabulary and provides problems for learners to try as they watch.
Krista King Math
Signed Numbers, Addition and Subtraction
Take the fear out of signed numbers. An educational video explains signed numbers as keeping the sign when both are the same, and offers tricks for what to do when one is positive and the other is negative.
Krista King Math
Opposite of a Number
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...
PBS
Working With Coordinate Planes: Student Video
Provide your mathematicians an introduction to coordinate planes with a captivating video featuring Virtual Math Girl. Viewers get a step-by-step description of how to use a single, positive number quadrant to plot ordered...
PBS
Working With Coordinate Planes: Instructor Video
Watch a video intended for teachers to gain pointers, tips, and tricks to teach learners how to graph ordered pairs on a coordinate plane, and to calculate distances with the distance formula. Additionally, obtain recommendations...
Math Meeting
Adding and Subtracting - Negative Numbers
Here is a video that adds visual context and a steady stream of step-by-step instructions for adding and subtracting negative integers, with the help of a number line.
Virtual Nerd
What are Quadrants in the Coordinate Plane?
The teacher diagrams a coordinate plane and identifies the four quadrants. He labels the quadrants with numbers. Then he illustrates a table to identify the positive or negative value of the x-coordinate and the y-coordinate and...
Other
Algebra2 Go: Prealgebra: Absolute Value & the Opposite of a Number
Concept demonstration video [8:26] explains how to find the opposite and the absolute value of a given number. A number line is used to help show the distance from zero.
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Adding Negative Numbers
This video shows addition of negative numbers on a number line, using absolute values. Practice problems are included. [5:41]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Points on a Number Line
This video shows how to plot fractions, negative numbers, decimals, and fractions on a number line. Practice problems are available. [1:58]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Ordering Negative Numbers
This video shows ordering of negative numbers by relating them to their positions on a number line. Practice problems are available. [2:47]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Adding, Subtracting Negative Numbers
This video teaches addition and subtraction of negative numbers using a number line. Practice problems are available. [9:16]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Negative Numbers Introduction
This video shows how to think about and represent negative numbers using a number line. Practice problems are available. [9:36]
Khan Academy
Khan Academy: Inverse Property of Addition
The simple idea that a number plus its negative is 0. [2:59]
PBS
Pbs Learning Media: I <3 Math: Integers
This video explores positive and negative integers and how we use them in the real world. This "I <3 Math" episode explains the difference between positive and negative numbers and how these numbers can be represented on a number...
Virtual Nerd
Virtual Nerd: Rules for Using Absolute Value to Add Integers
Student learn how to add integers while using absolute value while watching a teacher created video. Students learn to add two integers that have the same sign and to add two integers with different signs.
Math Mammoth
Math Mammoth: Add and Subtract Integers on the Number Line
Demonstrates how a number line can be used to add and subtract integers and discusses when this visual model is less helpful. [3:55]
Math Mammoth
Math Mammoth: Add and Subtract Integers Practice: Thinking of Number Line Jumps
Demonstrates how to add and subtract integers using a number line. [5:32]
Khan Academy
Khan Academy: Adding Numbers With Different Signs
Demonstrates with the help of a number line how to add positive and negative 2-digit numbers. [5:32]
Khan Academy
Khan Academy: Adding & Subtracting Negative Numbers
Demonstrates with the help of a number line how to add and subtract 1-digit negative numbers. [4:06]
Khan Academy
Khan Academy: Negative Decimals on the Number Line
The video provides examples that require us to interpret a number line in order to locate where our positive and negative decimals should be placed.
Khan Academy
Khan Academy: Intro to Negative Numbers
Explains what negative numbers are and some different contexts where they are used. [9:36]