What is the representation of -40 in a 8bit computer using 2's complement intiger?
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1$\begingroup$ The answer can be easily found by following the procedure described here. $\endgroup$– StevenApr 27, 2020 at 14:06
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1 Answer
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First of all, 40 in binary is 101000.
The 8-bit representation is obtained by zero-padding: 00101000.
The one's complement of this is obtained by inverting the bits: 11010111.
To obtain the two's complement, we simply add 1: 11011000.
answered Apr 27, 2020 at 14:47