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Add 20 and (-15) using 2's complement ?Ans. Addition of 20 and (-15) by using 2's complement as
(20)10 = 1 0 1 0 0 (16)10 = 1 0 0 0 0
(-16)10 = 0 1 1 1 1(1's Complement) +1(2's Complement) --------------------- 1 0 0 0 0 ---------------------Thus,
Because the MSB of the sum is 0 that means the result is positive that is +4.
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