Integers

Identifying integers

100

10^o above zero

10 or +10

200

5^o below zero

-5

300

A Deposit of $50

50 or +50

400

A withdrawal of $80

-80

500

The plane descends 200 feet.

-200

Adding Integers

100

-7 + -9

-16

200

12 + - 15

-3

300

3 + -20

-17

400

-3 + -8 + (-1)

-12

500

-9 + - 8 + -12

-29

Comparing integers

100

2.1 and 2

2.1 > 2

200

27 and 10

27 > 10

300

-4 and -5

-5 < -4

400

-15 and -15.1

-15.1 < -15

500

The temperature at the base of the mountain is -6. The temperature at the peak of the mountain is -15. Which place is colder?

Peak of the mountain 

Subtracting Integers

100

-5 - 8 

-13

200

11 - 12 - 4

-5

300

20 - 30

-10

400

5 -5 -5 -5 -5

-15

500

-10 - 10 - 10 - 10 - 10 + 5

-45

Ordering integers

100

Order from least to greatest:

2, 1.9, 5, 1.85

1.85, 1.9, 2, 5

200

Least to greatest:

3, 0, -1  7, -7

-7, -1, 0, 3, 7

300

Least to greatest:

-5, 0, -2, -22

-22, -5, -2, 0

400

Least to greatest:

-3, -7, 3, -101

-101, -7, -3, 3

500

Least to greatest:

-10, -3, -8, -8.8, -6

-10, -8.8,  -8,-6, -3