Important Concepts
Adding Integers
Subtracting Integers
Word Problems
Mixed Review
100

The distance of a number from zero is it's ________  ________ .

absolute value

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

23 + (-45)

-22

200

Positive and negative whole numbers and 0


hint: whole numbers, integers, rational numbers

integers

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

16 + 31 + (-24)

23

300

3 and -3 are _______ of each other

Opposites

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

56 + (-45) + (-20) + 9

0

400

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

Adding a positive number

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

15 + (-14) - (-6) -8

-1

500

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

Adding a negative 

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

-80 - 5 + 20 - (12)

-77

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