Important Concepts
Adding Integers
Subtracting Integers
Word Problems
which is greater?
100

What is the opposite of -17?

17

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

Which is greater

-100 or -101

-100


200

When you draw an arrow diagram, where do you start your first arrow?

0


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

Which is greater

-1 or 0.5


0.5

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

-3.7 + (-6.2)

-9.9

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

which is greater 

-4 - (-5)

or

4 - 5

-4 - (-5) = 1

400
What does this mean? |-6| = 6
The absolute value of -6 is 6, or -6 is 6 units from zero.
400

13 + (-6)

7


400

6.2 - (-3.5)

9.7

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

Which is greater (these are fractions)

-11/3

or

- 16/4

-11/3 =-3 2/3

500

Is 0.56 terminating or repeating?

terminating

500
-16+18+-17
-15
500
-10 - 11 - (-3)
-10 + (-11) + (3)= -18
500

Taylor has $352.60 in her bank account. She goes shopping and spends $56.23. Then she deposits her allowance that is $10.50. What is her new account balance?

$306.87

500

Which is greater?

|-6| or |6|

Neither they are equal

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