Question

3 ) Resolva as Operações Abaixo Usando as Regras de Sinais .


a) ( 2 ) : (- 2) x (12 ) x ( – 3 ) =


b) ( – 9 ) x ( – 4 ) x ( - 23) =


c) ( 8 ) x ( -5 ) x ( 19 ) x (- 12 ) =



d) (– 12) x ( – 23 ) x ( 3 ) x ( – 8 ) =


e) ( - 27 ) : (- 9) x ( 81 ) : ( -3) =


f) (144) : ( - 2) x ( 8) : ( -2) =


g) ( - 160 ) : (- 2) x ( 4 ) : ( -2) =


h) (– 2) x ( – 23 ) x ( - 9 ) x ( – 5 ) =

Answer 1

Resposta:

a) 36

so sei a letra A foi mau :(