Binary arithmetic operations

Representation of signed binary numbers

  1. Prefixing an extra sign bit to a binary number.
  2. Using ones compliment.
  3. Using twos compliment.

Prefixing an extra sign bit to a binary number

 

 

 

Binary Addition

It is a key for binary subtraction, multiplication, division. There are four rules of binary addition.

Description: Description: Addition Table

In fourth case, a binary addition is creating a sum of (1 + 1 = 10) i.e. 0 is written in the given column and a carry of 1 over to the next column.

Example − Addition

Description: Description: Addition Example

Binary Subtraction

Subtraction and Borrow, these two words will be used very frequently for the binary subtraction. There are four rules of binary subtraction.

Description: Description: Subtraction Table

Example − Subtraction

Description: Description: Subtraction Example

Binary Multiplication

Binary multiplication is similar to decimal multiplication. It is simpler than decimal multiplication because only 0s and 1s are involved. There are four rules of binary multiplication.

Description: Description: Multiplication Table

Example − Multiplication

Description: Description: Multiplication Example

Binary Division

Binary division is similar to decimal division. It is called as the long division procedure.

Example − Division

Description: Description: Division Example