Vocab
Adding Integers
Subtracting Integers
Mix
100

What is neutral?

Zero

100
-5 + 9
4
100
-4 - 6
-10
100
-2 - 3
-5
200
Integer
The set of whole numbers and their opposites.
200
-12 + 5
-7
200
4 - 11
-7
200
-10 + 30
20
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
400

What is the rule for subtracting integers?

Same, change, opposite

400

-100 + 40

-60

400
-27 - (-3)
-24
400

-19 - (-19)

0

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