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A comment on Solving the cube root of 19,683 mentally. Parent comment

Re:Solving the cube root of 19,683 mentally by hgsgm on Saturday February 04, 2023 @08:51AM (#34654477)
Approximate how precisely?

What is 17463/3 ?

To 2 sig figs, it's trivial because you only have to divide a digit by 3 and then interpolate the fractional part.

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Re:Solving the cube root of 19,683 mentally by kqr on Saturday February 04, 2023 @09:40AM (#34654821)
Exactly. So how come it's not trivial with the cube root? On your description it sounds like the numerals we use are the problem.
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