Question

Calcule e responda:
a) (+30)÷(-6)+(-18)÷(+3)
b) 7÷(-7)+2•(-6)+11

Answer 1

Resposta:

Explicação passo-a-passo:

facil

A) (+30)÷(-6)+(-18)÷(+3)

-5 + (-6)

 -11

B) 7:(-7)+2.(-6)+11

-1+2.(-6)+11

-1-12+11

-13+11

-2

Answer 2

a) ( + 30) ÷ ( - 6) + ( - 18) ÷ ( + 3) =

- 5 - 6 =

= - 11

b) 7 ÷ ( - 7) + 2 . ( - 6) + 11 =

- 1 - 12 + 11 =

- 13 + 11 =

= - 2

That's it!