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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.

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: ...
9
votes
8answers
516 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 ...