Different Signs
- 4 + 7
3
-7 + 2
-5
5 + 6
11
-5 + -5
-10
Absolute value is always :
Negative or Positive?
What is Positive?
4 + -10
-6
-9 + 12
3
-2 + -3
-5
-5 + 9
4
|-5| =
5
-6 + 7 + -8
-7
When a positive and negative cancel each other out; when there are opposites!
When do you get a Zero Pair?
-5 + -1 + -2
-8
In addition, when there are no Zero Pairs.
When do we Add and Keep the Sign?
|9| =
9
-8 + 14 + -2 + 6
10
-6 + -3
-9
| -5 + -6 + -5 |
16
-6 + -7 + -1
-14
Absolute value is...
The distance a number is from 0
Chant the Different Sign Rule 2 times
Different Signs- Find the difference of the AVs; keep the sign of the larger AV
-8 + 15 + -3 + 16
20
Chant the rule for same signs 3 times
Same signs- Sum the numbers; keep the same sign
Sum the numbers; keep the same sign
Sum the number; keep the same sign
-7 + 15 + -4 + -3 + -1
0
|-16| - |-20|
16 - 20 = -4