Show how to subtract 8 from 10 using twos complement in bina

Show how to subtract 8 from 10 using two\'s complement in binary.

Solution

Answer:

First find the 1\'s complement of 10 and 8 :

10 in binary = 1010

1\'s complement = 0101

now add 1 = 0101

+ 1

---------

0110

therefore 2\'s complement of 10 = 0110

2\'s complement of 8 = 1000 = 0111

+ 1

-----------------

1000

Now subtract = 0111 from 1000 i ,e subtracting 7 from 8 and the result is 1

    1 0 0 0

- 0 1 1 1

-----------------

0 0 0 1 answer