Show:
Subtraction
Adding Negatives
Subtracting a Negative
Adding 2 Negatives
Subtracting 2 Negatives
100
18-12
What is 6
100
4+-2
What is 2
100
2--3
What is 5
100
-2+-5
What is -7
100
-2--3
What is 1
200
1-3
What is -2
200
11+-12
What is -1
200
6--6
What is 12
200
-6+-6
What is -12
200
-6--6
What is 0
300
12-20
What is -8
300
15+-7
What is 8
300
14--6
What is 20
300
-9+-12
What is -21
300
-12--6
What is -6
400
10-50
What is -40
400
12+-15
What is -3
400
15--20
What is 35
400
-120+-30
What is -150
400
-33--60
What is 27
500
99-20-14
What is 65
500
20+-2+-10
What is 8
500
220--23--100
What is 343
500
-30+-12+-72
What is -114
500
-25--21--340
What is 336