Mathematics, 06.09.2019 21:30 ihatemylifebutohwell

Howie performed the following calculation on a test, and the answer was marked wrong.
part a: explain why howie's answer was incorrect.
part b: revise his answer.

Howie performed the following calculation on a test, and the answer was marked wrong.

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Howie performed the following calculation on a test, and the answer was marked wrong.
part a:...