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Binary Addition Example

Consider the following example:

1010
+ 0111
=


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

1010
+ 0111
= 10001


It is important to check your answer. We can do this by converting to denary and performing the addition. 1010 is 10. 0111 is 7. 10 + 7 is 17 which is 10001.

1

Example

Add 10010110 to 001100010.

The answer is 11111000.Check your answer

Next: Hexadecimal Addition