Question

subtract 279.7 from 574.6 using 9's compliment

Answer 1

Answer:

............................

Answer 2

Here A = 574.6, B = 279.7.
Find A - B = ? using 9's complement
First find 9's complement of B = 279.7

Note : 9's complement of a number is obtained by subtracting all bits from 999.9.
9's complement of 279.7 is
9 9 9 . 9
- 2 7 9 . 7
7 2 0 . 2


Now Add this 9's complement of B to A

1
5 7 4 . 6
+ 7 2 0 . 2
1 2 9 4 . 8