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Vocab
Adding Integers
Subtracting Integers
Mix
Rational Numbers
100
Absolute Value
The distance of a number from zero
100
-5 + 9
4
100
-4 - 6
-10
100
-2 - 3
-5
100
1/3 + 1/6
3/6 = 1/2
200
Integer
The set of whole numbers and their opposites.
200
-12 + 5
-7
200
4 - 11
-7
200
-10 + 30
20
200
1/3 - 1/6
1/6
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
1/5 - (-1/15)
4/15
400
|-6| What is this question asking and what is the answer?
Absolute value of -6 = 6
400
How do you find the sum of numbers with the same sign?
Add and keep the sign.
400
-27 - (-3)
-24
400
Subtracting a negative is the same thing as...
Adding a positive
400
2/5 + - 1/10
2/10 = 1/5
500
6 and -6 What can we call these two integers?
Opposites
500
-16+18+-17
-15
500
-10 - 11 - (-3)
-18
500
-10 + (-2) - 5
-17
500
-8/9 - (-1/3)
-5/9