6.CE.2c Operations with 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 value.

Front

How do you calculate the absolute value of a negative number?

Back

To calculate the absolute value of a negative number, remove the negative sign. For example, |-5| = 5.

Front

What is the absolute value of zero?

Back

The absolute value of zero is 0, since it is neither positive nor negative.

Front

What is the result of |a| + |b|?

Back

The result of |a| + |b| is the sum of the absolute values of a and b, which is always non-negative.

Front

What is the result of |a| - |b|?

Back

The result of |a| - |b| can be positive, negative, or zero, depending on the values of a and b.

Front

Calculate: 45 - |−10|

Back

35

Front

Calculate: |21 + 9|

Back

30

Front

Calculate: |-12| - |-8|

Back

4

Front

Back

-3

Front

Calculate: |9 - (−8)|

Back

17