Integers & Absolute Value

Integers & Absolute Value

SOL 6.3

What is an integer?

An integer is any whole number (positive or negative) and zero.

Multiple Select

Choose all integers.

• 15

• -2.7

• 3/4

• -10

When determining if a number is an integer, make sure it is in it's simplest form.

• If a number is written as a decimal like 25.00, it is equivalent to 25. That is a whole number.

• If an improper fraction can be simplified to a whole number, then it is representing an integer. -15/3 is simplified to -5.

Multiple Select

Choose all integers.

• 16/4

• -2.3

• 36.0

• 1/5

• 0

Multiple Choice

Students were asked if 20/5 is an integer. Tyrod said yes. Brandon said no. Who is right?

• Tyrod

• Brandon

What are opposites?

Each integer has an opposite. If the integer is positive, the opposite is negative. If the integer is negative, the opposite is positive.

5 and -5 are opposites.

Multiple Choice

What is the opposite of 19?

• 19

• -19

Multiple Choice

What is the opposite of -12?

• 12

• -12

Absolute Value

Absolute value means the distance from 0.

Opposites have the same absolute value.

The absolute value of 6 is 6 and -6 is 6. They are both 6 away from 0.

Absolute Value bars can be used:  $\left|-6\right|=6$  and  $\left|6\right|=6$  

Multiple Choice

What is the absolute value of -8?

• 8

• 0

• -8

Multiple Select

Which integers have an absolute value of 7?

• 1/7

• 7

• 0

• -7

• -1/7