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When tomás simplified the expression -2.6 + [-5.4], he got2.8. What mistake did tomás likely make?
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When tomás simplified the expression -2.6 + [-5.4], he got2.8. What mistake did tomás likely make?

User Ofir Hadad
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Answer: he probably didn't pay attention to the - sign on -5.4

User HoaPhan
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