2's Complement
Addition and Subtraction
C
out
<-
A
B
Hex
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
Binary
Unsigned
Signed
|
\/
|
\/
8-bit
Full
Adder / Subtractor
|
\/
S
<-
C
in
0
1