Positive Integers
10 - 5 =
5
(-1) - (-2) =
1
3 - (-4) =
7
When adding a positive integer, move ___________ on the number line.
Right
Negative 2
Positive 2
17 - 8 =
9
(-2) - (-2) =
0
(-3) - 1 =
-4
When adding a negative integer, move ___________ on the number line.
Left
6
(-6)
6 - 9 =
-3
(-5) - (-8) =
3
10 - (-2) =
12
Subtracting a negative integer is like _______________ a positive.
Adding
(-34)
34
8 - 13 =
-5
(-7) - (-4) =
-3
(-8) - 0 =
-8
Instead of subtracting, add the _________________.
Opposite
Does zero have an opposite?
No, it is not positive or negative.
10 - 16 =
-6
(-9) - (-7) =
-2
11 - (-11) =
22
In the equation below, we should change the double negative signs to ________________.
9 - (-6) =
Pluses or positives
1,000,000
(-1,000,000)