Question

1)Calcule: (+11) . (-9) = *
2) Calcule: 9 . 24 = *
3) Calcule:(-15) : 5 = *
4) Calcule:(-85) . (-3) = *

pfv me ajudemmm

Answer 1

Resposta:

(+11) .(-9) = -99

9.24= +216

(-15).5=-3

(-85).(-3)=+25

Answer 2

1)R=-99

2)R=216

3)R=-3

4)R=255