Complement Addition

SMAlvarez

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Oct 13, 2007
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How do you use "Complement Addition" to subtract binary, hexadecimal, and decimal numbers? I know how to do it the "regular" way, but not this way. Thanks!
 
SMAlvarez said:
How do you use "Complement Addition" to subtract binary, hexadecimal, and decimal numbers? I know how to do it the "regular" way, but not this way. Thanks!

You might want to start by looking at this explanation of binary subtraction, using "complement addition." Once you understand how it works in binary, you should be able to expand to other bases:

http://www.allaboutcircuits.com/vol_4/chpt_2/3.html
 
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