Definition: A ratio is an expression which compares quantities relative to each other.
Rule: Ratios are written with a colon between them.
Interactivity: Absolute Value Directions for Interactivity
Click and drag the big blue point. The absolute value of the number is the length of the purple line segment.
In the above image, there is a number line and 4 points Ѕ W Y Z and in the image below is shown the way to calculate the absolute value
So the absolute value of 26 is 26. We write this sentence: |26| =26 .
Now, let's look at the points to the left of 0.
So the absolute value of –7 is 7 or |-7| =7 .
The graph of y=|x|
The graph of y=2|x|+1
The graph of y=-|x|+2
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