That’s not true. You can have decimals for any base. 10/5 in Base 12 is 2.49724972497... Or binary (Base 2) 1011/101 = 10.0011001100... Duodecimal metric sy

That’s not true. You can have decimals for any base. 10/5 in Base 12 is 2.49724972497... Or binary (Base 2) 1011/101 = 10.0011001100... Duodecimal metric system would have the same features that you’re talking about (which have nothing to do with the base).