Computer Architecture - Data Representation

Table of Contents

1. Introduction
2. Conversions
3. Addition and Subtraction
   1. Binary Addition
   2. Binary Addition Example
   3. Hexadecimal Addition
   4. Binary Subtraction
   5. Hexadecimal Subtraction
4. Computer Logic
5. Character Representations

Binary Addition Example

Consider the following example:

Is calculated from the right as 0 + 1 is 1. 1 + 1 is 0 carry 1. 0 + 1 + 1 is 0 carry 1. 1 + 0 + 1 is 0 carry 1. The carry is then placed into the next column giving

1	Example Add 10010110 to 001100010. The answer is 11111000.

Next: Hexadecimal Addition