Dell OptiPlex GX260 Disassembly page 9

Binary numbers – base 2
Binary: 1010=1000+0000+0010+0000
Decimal: 10= 1*8+ 0*4+ 1*2+ 0*1
General: a
Binary value
Position
Weight (base^position)
Decimal value
Binary (Base 2) 0000
Decimal (Base 10) 0
b +a b
n n-1
n n-1
0001 0010 0011 0100
1 2 3 4
+...+a b
0
0
1000
3
2^3
8
0101 0110 0111 1000
5 6 7 8
0100 0010
2 1
2^2 2^1
4 2
1001 1010 1011 1100
9 10 11 12
0001
0
2^0
1
1101 1110 1111
13 14 15