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Subtract -27 from 68 using 2's complements.
Ans. By using 2's complement 68-(-27)= 68-(-27)
2's complement representation of 68 = 01000100(64+4)2's complement representation of - (-27) = 00011011 = + 2711100101 =-27 in 2's complementHere add 68 and 27 68 0 1 0 0 0 1 0 0 -(-27) + 0 0 0 1 1 0 1 1
-------------------------------------- 95 0 1 0 1 1 1 1 1 1
---------------------------------------
Means that is equal to +95.
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