Unit 1 Absolute Value and Integer Review

Absolute Value

100

|1|

1

200

|-15|

15

300

-|257|

-257

400

-|-798|

-798

500

How many units is -564 is from 0?

564

Integer Order

100

Greatest to Least Integers: 1,6,10,12

12,10,6,1

200

Least to Greatest Integers 2,1,10,7

1,2,7,10

300

Least to Greatest Integers 1,0,-3,-6

-6,-3,0,1

400

Greatest to Least Integers: -2,-5,-1,-4

-1,-2,-4,-5

500

Greatest to Least Integers: -30, -51, -76, 0

0,-30,-76,-51

Inequalities

100

2 and 8

2<8 or 8>2

200

4 and 0

0<4 or 4>0

300

-1 and 1/2

-1<1/2 or 1/2>-1

400

-30 and -26

-26>-30 or -30<-26

500

2/5 and 0.8

0.8 > 2/5

Opposites

100

Opposite of -7

7

200

Opposite of -10

10

300

Opposite of the opposite 20

20

400

-(-50)

50

500

-(-(-20)

-20

Real World Examples

100

John decreased his time running mile by 2 minutes this week compared to last week, what integer could represent this change?

-2

200

A fish is 30 feet below the water, what integer could represent this depth?

-30

300

A plane is 100 meters above a car on the ground, what integer could represent the plane's elevation compared to the car?

100 or +100

400

A temperature in Kansas is 30 degrees Fahrenheit while the temperature is Russia is the opposite. What is the Temperature in Russia?

-30 degrees Fahrenheit

500

A temperature at MTMS was measured at 87 degrees Fahrenheit on Tuesday while the temperature at MTMS on Wednesday was measured at 76 degrees Fahrenheit. What integer could represent the temperature change from Tuesday to Wednesday?  

-11 degrees Fahrenheit