Vocab
Adding Integers
Subtracting Integers
Mix
Word Problems
100
Absolute Value
The distance of a number from zero
100
-5 + 9
4
100
-4 - 6
-10
100
-2 - 3
-5
100

The temperature was -8 degrees at midnight and then decreased 13 degrees by morning.  What was the temperature in the morning?

-8 - 13 = -21 degrees

200
Integer
The set of whole numbers and their opposites.
200
-12 + 5
-7
200
4 - 11
-7
200
-10 + 30
20
200

A scuba diver was 38 feet below the surface.  He swam up 12 feet.  Where is he now?

-26 feet or 26 feet below the surface

300
Opposite
The opposite of a number is the same distance from zero as the original number just on the other side.
300

-16 + 17

1

300

15 - -7

22

300

21 - +5

16

300

A football team gained 14 yards on the play and then lost 20 yards on the second.  What was the total change in yards?

14 - 20 = -6 yards

400
|-6|
Absolute value of -6 = 6
400

Adding a negative is the same thing as...

Subtraction

400

-11 - -3

-8

400

Subtracting a negative is the same thing as...

Addition

400

Maggie currently has a balance of -$15 in her bank account.  She deposits $11 into her account. How much money does she have in her account?

-15+11=-$4

500
6 and -6
Opposites
500

-6 + 7 -1

0

500

-10 - 11 - -3

-18

500

-10 -2 - 5

-17

500

A bird starts 13 feet above sea level and then descends 15 feet to catch a fish.  The bird then flies 8 feet to sit on a rock.  How high is the bird?

13 - 15 + 8 = 6 feet

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