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26-10-2020
Mathematics

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A student evaluated −4 + (−9 12) and got an answer of 5 12. What might the student have done wrong? explain in details

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felixkings felixkings

26-10-2020

Answer:

[tex]the \: students \: calculation \: was \\ based \:on\: addition \: of \: the \: numbers \\ without \: cosidering \: thier \: nagative \: signs.[/tex]

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