My last column introduced the concepts underlying BCD (binary-coded-decimal) representations. In particular, we considered unsigned versus 10s-complement versions of BCD numbers. In this column we are ...

Editor's Note: This is the first article in a two-part series on decimal representations and decimal arithmetic in general, and on Binary Coded Decimal (BCD) in particular. In this first installment, ...

To divide a number, an arithmetic binary shift moves all the digits in the binary number along to the right and fills the gaps after the shift with the previous MSB value. Two’s complement is better ...