Question

ON
Calculeaza in doua moduri:
a) (14.35):7=
b)
(40 + 16):8-7​

Answer 1

a)

I) (14 + 35) : 7 = 49 : 7 = 7

II) (14 + 35) : 7 = (14 : 7) + (35 : 7) = 2 + 5 = 7

b)

I) (40 + 16) : 8 - 7= 56 : 8 - 7 = 7 - 7 = 0

II) (40 + 16) : 8 - 7 = (40 : 8) + (16 : 8) - 7 = 5 + 2 - 7 = 7 - 7 = 0