5555555555178. The 2's-complement system is to be used to add the signed binary numbers 11110010 and 11110011. Determine, in decimal, the sign and value of each number and their sum. (a) –113 and –114, –227 (b) –14 and –13, –27 (c) –11 and –16, –27 (d) –27 and –13, –40
5555555555167. Subtraction of the 2's-complement system actually involves the operation of ________. (a) multiplication (b) subtraction (c) addition (d) division