Question

determine o valor das expressões

a) (3+2).(5-1)+4=
b) 82-8.7:(4-1.3)=
c) 25-[10-(2.3+1)]=
d) 70-[12+(5.2-1)+6]=
e) 8:2+[15-(4.2+1)]=
f ) 9+[4+2.(6-4)+(2+5)]-8=
g) 50+{10-2.[(6+4:2)-(10-3)]}=
h) 180:{10+2.[20-45:(13-2.5)]}=

Answer 1

a) 24
b)26
c) 22
d)43
e)10
f) 16
g) 42
h) 9