Instructional Video4:20
Curated OER

How Do You Solve a Scale Model Problem Using a Scale Factor?

6th - 8th
Scale drawings are used to represent many things. Scales are used all the time on maps, and in architectural drawings. Watch this video as the instructor illustrates a simple drawing of a blueprint to represent the footage of an actual...
Instructional Video3:45
Curated OER

How Do You Add Integers Using a Number Line?

2nd - 4th
Confused about adding integers? Use a number line to help you get a visual on which way to move according to the sign of the numbers. Negative means you move left on the number line and then of course positive numbers mean you move to...
Instructional Video0:55
Curated OER

What is the Y-Axis?

3rd - 7th
Just a simple straightforward definition and example of what constitutes the y-axis.
Instructional Video0:54
Curated OER

What is the X-Axis?

3rd - 7th
Just a simple straightforward definition and example of what constitutes the x-axis.
Instructional Video2:06
Curated OER

How Do You Plot Points in the Coordinate Plane?

7th - 9th
So you have an ordered pair and you want to graph it. Just remember that the first value is plotted along the x-axis and the second value in the pair is plotted along the y-axis. So count left or right, then up or down and you have...
Instructional Video2:42
Curated OER

How Do You Graph Points in the Coordinate Plane?

6th - 12th
So you have an ordered pair and you want to graph it. Just remember that the first value is plotted along the x-axis and the second value in the pair is plotted along the y-axis. So count left or right, then up or down and you have...
Instructional Video5:07
Curated OER

How Do You Subtract Integers Using a Number Line?

1st - 4th
There are times when you might want to use a number line to help you visually understand what is happening mathematically. Subtracting integers might be one of those times. So take a look and see which direction you need to move on the...