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Questions tagged [number-system]

This tag is for all questions related to the teaching of number systems as embodied in programming languages.

10
votes
8answers
725 views

The use of the Octal system

I was teaching the Octal number system and a student raised the question "Why should we use the octal number system, if we have binary and hexadecimal?" I was very confused, trying to explain the ...
22
votes
6answers
4k views

How should floating point inaccuracies be explained and justified?

When I first started working with floating point arithmetic, issues like the one illustrated in the sample below both frustrated and confused me: ...