Mathematics, 30.10.2020 17:00 aylin5044

John and Nadim do the math homework together. When they find 9 - (-8), they get different answers. John claims the difference is 17. Nadim claims the difference is -1. Who is correct?

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John and Nadim do the math homework together. When they find 9 - (-8), they get different answers. J...

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