May 2021 0 14 Report
Ayuda doy corona RESUELVE LAS SIGUIENTES OPERACIONES COMBINADAS SEPARANDO
PREVIAMENTE EN TÉRMINOS.
a) 6-7 + 4 + 2 - 2 + 10 =
b) 1 + 7-12 + 6 - 13 + 4 - 11 =
c) -8 +3 - 9+4 + 1-7-13 =
d) 7-(6.4 + 12-16: 4) + (-9) =

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