Tagged: Counting

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Octal Arithmetic

For now, this should have you calculating octal ’til the cows come home. This is an important skill when calculating addresses in memory.

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Hexadecimal Arithmetic

For now, this should have you calculating hexadecimal ’til the cows come home. This is an important skill when calculating addresses in memory. Memory locations are often referred to in hexadecimal in order to shorten their length.

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Binary Negative Space

The four most popular methods for encoding (representing) negative binary numbers are known as “sign and magnitude”, “ones’ complement”, “two’s complement”, and “Excess-K”. There are alternative methods as well that aren’t as popular such as negative binary where the number base itself is actually negative (being negative 2).

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Magic Hexadecimal and High Octane Octal

That’s all there is to hexadecimal and octal. As you can see, hopefully, it’s not too complicated and is quite a bit like binary. Hexadecimal and octal were introduced to me when I was editing data files in a text editor that displayed the hexadecimal values of each byte as well. It was a pretty useful program.