Binary can't represent 1/5 finitely, so binary floating point will always feel weird around things that we can represent fine in decimal, but can't be represent

Binary can't represent 1/5 finitely, so binary floating point will always feel weird around things that we can represent fine in decimal, but can't be represented finitely in binary. For comparison, you can't do anything about representing 1/3 + 1/7 accurately in finite decimal representations