Math 1 Days 1-3 Review

What is the definition of absolute value?

• The distance a number is to zero

• A positive number

• A number that has a value with a different sign

Evaluate: |-12|

• 12

• -12

• 0

• 1.2

Evaluate: |0|

• 0

• -0

• +0

• There is no answer

Compare: |13| ____ |-14|

• <

• >

• =

Compare: 27 ____ |-27|

• <

• >

• =

What is the opposite of -12

• 12

• -12

• 0

What is the opposite of 23

• 23

• -23

• 2/3

• 0

Order from Least to Greatest

|-5|, 3, -4, -1

• -4, -1, 3, |-5|

• |-5|, -4, -1, 3

• -1, -4, |-5|, 3

• -4, 3, -1. |-5|

20 degree drop in temperature

• -20

• 20

Increase of $4 per hour

• $4 per hour

• -$4 per hour