Question

Cum se face asta (-8+3)×(-5+11)×[(-90):(-10)+-50):(+5)]=

Answer 1

Răspuns:

Explicație pas cu pas:

( - 8 + 3 ) × ( - 5 + 11 ) × [ ( - 90 ) : ( - 10 ) + ( - 50 ) : ( + 5 ) ] =

( - 5 ) × ( + 6 ) × [ 9 + ( - 10 ) ] =

( - 30 ) × ( 9 - 10 ) =

( - 30 ) × ( - 1 ) = 30

Answer 2

(-8+3)×(-5+11)×[(-90):(-10)+(-50):(+5)]=

(-5) ×6×(9-10)=(-30) ×(-1)=30

(-)×(-) =(+)

(+) ×(+) =(+)

(-) ×(+) =(-)

(+) ×(-) =(-)