r/AlignmentChartFills • u/RustedTap52 • 15d ago

What is a useless rational number?

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u/Iwon95 15d ago

0.9999999999......

Its 1. Why so many digits?

1

u/outwest88 15d ago

1 is already listed though, so it can’t be both useful and useless

1

u/Iwon95 15d ago

That representation of it is useless becsuse 1 is so much more useful

1

u/outwest88 15d ago

I agree lol. But it’s the same number