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laura determined the difference between 8 and –2 using the additive inverse. her steps are shown below.
8 – (–2) = –8 + 2 = –6
which best describes the error in laura’s work?
the 8 should have remained positive.
the 2 should have remained negative.
the addition of –8 and 2 was computed incorrectly.
the 8 should have remained positive, and the 2 should have remained negative.
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