Question

Find the 2’s complement of the Binary number (1110010)2 .

Answer 1

Ans: 2's complement of binary number: 1's complement of binary number + 1

(1's complement -> change the value 1 to 0 and 0 to 1)

2's complement: 10001110

Another way to easily find 2' complement: Traverse the bit right to left find first 1, except first one complement all further bit(After first one, prceding order)

(01110010)2=2's complement (10001110)2

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