Maybe it's just using a different type of math with no axiom of extentionality. Did your daughter provide a proof of equivalence between 55-28 and 22 ? It's ag

Maybe it's just using a different type of math with no axiom of extentionality. Did your daughter provide a proof of equivalence between 55-28 and 22 ? It's against its sensibilities to just assume your axioms. /s ( I have no clue what I'm talking about)