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Vocabulary
Adding Integers
Subtracting Integers
Fractions and Decimals
Surprise! (Could be any of them)
100
A number bigger than zero and to the right on a number line.
Positive
100
7 + 6
13
100
25 - 7
18
100
1.25 + 6.35
7.60
100
-7 + 6
-1
200
A number smaller than zero and to the left on a number line.
Negative
200
-7 + -6
-13
200
-6 - 5
-11
200
12.2 + 18.05
30.25
200
1.456 + 2.3
3.756
300
Two negatives together that make a positive.
Double negative
300
-9 + 16
7
300
-15 - (-21)
6
300
1/2 + 1/7
9/14
300
-12 - 6 + 16
-2
400
All whole numbers and their negative opposites
Integers
400
-56 + 23
-33
400
23 - (-8)
31
400
2/3 + 3/5
19/5
400
2/5 + 2/6 - 3/15
8/15
500
Two numbers that add together to be zero
Additive inverses
500
-18 + -27 + 8
-37
500
34 - 47 - (-14)
1
500
11/12 + 3/4 - 2/3
1 (12/12)
500
-8,431 + (-25,623) + 4,653
-29,401