Important Concepts
Adding Integers
Subtracting Integers
Word Problems
Mixed Review
100

Define Absolute Value

The distance of a number from zero

100
-5 + 9
4
100
-4 - 6
-4 + (-6) = -10
100
Jason dives 10 feet under water and swims back up 3 feet. Where is his current location in the water?
-10 + 3= -7
100

Name a point in quadrant IV

Any point that has two negative coordinates for 

example (-3,-4)

200

Define Integer

The whole numbers and their opposites

200
-12 + 5
-7
200
4 - 11
4 + (-11) = -7
200
Chris gets paid $100, and then must pay his cable bill which is $245. How much money does he have?
100 - 245 = $-145
200

8.75 written as a percent

875%

300

What are additive inverses

Numbers that are opposite and have a sum of zero

300
-16 + (-17)
-33
300
15 - (-7)
15 + 7 = 22
300
The temperature is now 76 degrees, it rose 12 degrees overnight. What temperature was it last night?
76-12 = 64 degrees
300

GCF of 72 and 102

6

400

What does this mean? |-6| = 6

The absolute value of -6 is 6, or -6 is 6 units from zero.

400
How do you find the sum of numbers with different signs
Subtract and take the sign of the # with the greater absolute value
400

-27 - (-3)

-27 + 3 = -24

400
In a game, Jareek earned 15 points in the first round, in the 2nd round he lost 20 points for not showing sportmanship. In the final round he scored double what he did in the first round. What is his final score?
15 + (-20) + 30 = 25 points
400

If you start at the origin of the coordinate plane and move (3 x 3) units to the left, and (8 x 1/2) units up. What point are you at and what quadrant are you in?

(-9, 4) -Quadrant II

500

Subtracting a positive number is the same thing as...

Adding a negative 7-4 = 7 +-4

500
-16+18+-17
-15
500
-10 - 11 - (-3)
-10 + (-11) + (3)= -18
500
Nikkia starts with $1000 in her bank account, she withdraws $750 to pay her rent. She lets a friend borrow $70, buys new clothes for $120. She finds $100 cash on the street, and deposits 1/4 of it. How much money is in her bank account?
$85
500

Starting from the school, Katelin ran 7 miles to Still Pond. She then ran 50% of the distance back towards the school. She saw a dog and ran 2.25 miles towards Still Pond. How far is she away from Still Pond?

1.25 miles

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