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Important Concepts
Adding Integers
Subtracting Integers
Word Problems
100
Absolute Value
The distance of a number from zero
100

-5 + 9

Bonus Point: Tell me the sign rule

4

Different Signs

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
200
Integer
Positive and negative whole numbers and 0
200

-12 + 5

Bonus Point: Tell me the sign rule

-7

Different Sign

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
300
What are additive inverses
Numbers that are opposite and have a sum of zero
300

-16 + (-17)

Bonus Point: Tell me the sign rule

-33

Same signs

300

15 - (-7)

Bonus Point: What strategy do you use to solve this problem? 

15 + 7 = 22

Adding the Opposite 

Keep Change Change

300
The temperature is now 76 degrees, it rose 12 degrees overnight. What temperature was it last night?
76-12 = 64 degrees
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
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. How much money is in her bank account?

$180

1000 + (-750) + (-70)