November 2020 0 80 Report
Realiza las siguientes operaciones. Desarróllalas y no pongas solo el resultado. a) 6 ∙ (−2 − 1) − 5 =
b) (−8) ∙ 3 + (−3) =
c) (−20): (−10) + (−2) ∙ 3 =
d) −7 − (−2) + 9 + (−12) =

Doy 5 estrellas

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