In the computer, all data are represented as binary digits (bits), and eight binary digits make up one byte. For example, the upper case letter A is 0101001. Numbers however can take several forms.

There are four rules that need to be followed when adding two binary numbers. These are: 0 + 0 = 0 1 + 0 = 1 1 + 1 = 10 (binary for denary 2) 1 + 1 + 1 = 11 (binary for denary 3) ...

Binary is a number system that only uses two digits: 1 and 0. All information that is processed by a computer is in the form of a sequence of 1s and 0s. Therefore, all data that we want a computer ...