Question

3) Calcule o valor das expressões:
03-42 + 1 =
b) 2-22-2=
C) (-1) + 5-3 =
d) 5 - 5 - 5
Calculo valor das resses primeiro as
e) (-3).(+5) + 2
f) (-1) (-1) =
g) 5+ (-3) + 7 =
h) 49 +2 -1 =
11
h 50-42 = 50-16​

Answer 1

Resposta:

3a)-38

b)-22

c)1

d)-5

e)-13

f)1

g)