Absolute Value

Front

What is absolute value?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. It is always a non-negative number.

Front

What is the absolute value of -5?

Back

5

Front

What is the absolute value of 7?

Back

7

Front

Is the statement |x| = x true for all x?

Back

No, this statement is only true for non-negative values of x.

Front

What is the absolute value of 0?

Back

0

Front

If |x| = 3, what are the possible values of x?

Back

x can be 3 or -3.

Front

How do you represent the absolute value of a number in mathematical notation?

Back

The absolute value of a number x is represented as |x|.

Front

Order the following numbers from greatest to least: |3|, |-4|, |2|, |-1|

Back

|3|, |2|, |-1|, |-4| (which is 3, 2, 1, 4).

Front

If a temperature drops from 10° to -5°, what is the change in temperature?

Back

The change in temperature is |10 - (-5)| = |10 + 5| = |15| = 15°.

Front

True or False: The absolute value of a negative number is always greater than the absolute value of a positive number.

Back

False. The absolute value of a negative number is equal to the absolute value of its positive counterpart.