Vocab
Adding Integers
Subtracting Integers
Mix
100

subtraction

the reverse of addition

100
-5 + 9
4
100
-4 - 6
-10
100
-2 - 3
-5
200

Integer

whole numbers that can either be positive or negative

200
-12 + 5
-7
200
4 - 11
-7
200
-10 + 30
20
300

keep

keep the first term when subtracting integers

300
-16 + (-17)
-33
300
15 - (-7)
22
300
21 - (+5)
16
400

change

change subtraction into addition

400
How do you find the sum of numbers with different signs
Subtract and take the sign of the bigger number
400
-27 - (-3)
-24
400
Subtracting a negative is the same thing as...
Adding a positive
500

6 and -6

Opposites

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