<page_title> Two's complement </page_title> <table> <cell> 0111 1110 <col_header> Binary (two's-complement representation) </col_header> </cell> <cell> 0111 1111 <col_header> Binary (two's-complement representation) </col_header> </cell> <cell> 1000 0000 <col_header> Binary (two's-complement representation) </col_header> </cell> <cell> 1000 0001 <col_header> Binary (two's-complement representation) </col_header> </cell> <cell> 1000 0010 <col_header> Binary (two's-complement representation) </col_header> </cell> </table>
The positive 4-bit number is 0111 and the negative is 1000.