Question

a) (+4) + (– 2) – (+3) = 



b) (– 3 ) – (– 5 ) + (– 6) + (+8) – (– 4) = 


c) + (– 3 + 8) – (– 3 + 8) + (5– 6) = 


d) (– 2) x (+4) x (+3) x (– 1) = 



e) (+ 5) x (– 2 − 1) = 



f) (– 5) x (– 6) x (– 2) = 



g) 2 + (− 3) x (+ 6) = 



h) 3 x (2 + 3 – 4) = 

​

Answer 1

Resposta:

a) 5

b) 8

c) -1

d) 24

Explicação passo-a-passo:

a) (+4) + (-2) - (3)

= 4 -2 -3

= -1

b) (– 3 ) – (– 5 ) + (– 6) + (+8) – (– 4)

= -3 +5 -6 +8 + 4

= 8

c) + (– 3 + 8) – (– 3 + 8) + (5– 6)

= 5 + (-5) -1

= -1

d) (– 2) x (+4) x (+3) x (– 1)

= -8 x -3

= 24