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

-1 + 1 + 2 + (-2)

0

200

Integer

The set of whole numbers (counting numbers) and their opposites.

200
-12 + 5
-7
200
4 - 11
-7
200
-10 + 30
20
200
10 + (-5) + (-5) + 25

25

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)
-33
300
15 - (-7)
22
300
21 - (+5)
16
300

Joe is playing a game with a regular die. If the number that turns up is even, he will gain 5 times the number that comes up. If it is odd, he will lose 10 times the number that comes up. He tosses a 3. Express the results as an integer.

-30 points or a 30 point loss

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

How do you find the sum of numbers with different signs?

Subtract and take the sign of the bigger number/number with the larger value.

400
-27 - (-3)
-24
400

Subtracting a negative is the same thing as...

Adding a positive.

400

The elevation of Mt. Everest is 29,028 feet. The elevation of the Dead Sea is –485 feet. What is the difference in the elevation between Mt. Everest and the Dead Sea?

29,513 feet

500

6 and -6

Opposites or Additive Inverses

500
-16+18+-17
-15
500
-10 - 11 - (-3)
-18
500
-10 + (-2) - 5
-17
500

-100 + (-100.5) + 300.5 + (-100)

0

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