Math Spiral 2: Math Practice Standard 3

Constructing viable arguments and critiquing the reasoning of others is a vital math skill to master. Mitchel argues that one can solve 85 - 63 by utilizing the commutative property which states that the order in which a problem is solved does not change the answer. Is he correct? Provide plenty of reasons, examples, and details to back up whether you agree or disagree with what Mitchel has to say about solving the problem 85 - 63.