Calcular o valor das expressões
seguintes:
a)
( – 35 – 4 ) : ( – 15 + 2 ) - [ 13 · (
– 6 ) – ( 7 · 16 ) ]
b)
( – 46 – 18 ) : ( 59 – 43 )
c)
[ ( – 6 – 8 ) : ( – 15 + 1 ) – 3 ] · (
4 – 12 + 48 )
Soluções para a tarefa
Respondido por
2
a) (–35–4):(–15+2)-[13·(–6)–(7·16)]
(-39):(-13)-[13.(-6)-(112)]
+3-[-78-112]
3-[-190]
3+190
193
b) (–46–18):(59–43)
(-64):(16)
-4
c) [(–6–8):(–15+1)–3]·(4–12+48)
[(-14):(-14)-3].(40)
[+1-3].(40)
[-2].(40)
-80
(-39):(-13)-[13.(-6)-(112)]
+3-[-78-112]
3-[-190]
3+190
193
b) (–46–18):(59–43)
(-64):(16)
-4
c) [(–6–8):(–15+1)–3]·(4–12+48)
[(-14):(-14)-3].(40)
[+1-3].(40)
[-2].(40)
-80
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