4.1.2b Absolute Value

The numeric expression: ​ (a)   shows that Ronnie traveled a total of ​ (b)   floors to reach the baordroom.​

• |-2| + |12|
• 14
• -2 + 12
• 10
• 12 + 2
• 24

The numeric expression: ​ (a)   shows that Ursula traveled a total of ​ (b)   floors.

• |7| + |-4| + |-4| + |10|
• 25
• 7 - 4 - 4 + 10
• 15
• |-7| + |4| + |4| + |-10|
• 20

The numeric expression: ​ (a)   shows that Jeremy traveled a total of ​ (b)   floors ​ (c)  

• |-5| + |5|
• |5| + |-5|
• 0
• -5
• 10
• up
• down
• |5| + |5|

The numeric expression: ​ (a)   shows that the visitor traveled a total of ​ (b)   floors.

• |1| + (|1| + |-4|) + |-4|
• |1| + |-4| + |-4|
• -6
• 9
• 10
• 1 + 4 + 1 + 4

Complete the table to explain the changes.

e

g

d

b

his position increased by 6 floors

-5 floors

his position decreased by 9 floors

his position descreased by 6 floors

5 floors

his position increased by 9 floors

9 floors

-9 floors

What's a way to define absolute value?

• The value of a number
• The opposite of a number
• The distance of a number from zero
• The multiplicative inverse of a number

Determine if this statement is True or False.

|3| is -3.

• True

• False

What is |-26| ?

Mathematical Equivalence

ON

Compare |-5| to |-10|

• >

• =

• <

∣-61∣ ____ ∣5∣

• <
• >
• =