Obtain the 1's and 2'x complement of the following numbers. Number 1's complement 10011100 10011101 10101000 00000000 10000000 1.1.2 Addition and subtraction The following binary numbers have a sign in the leftmost position and, if negative, are in 2s complement form. Perform the indicated arithmetic operation using binary addition. Convert the numbers to base 10 and rationalize the results. For subtraction, add the 2's complement of the second operand. Expression 100111+111001 001011+100110 110001-010010 101110-110111 2's complement Answer with work