Question

10. Resolva as expressões numéricas abaixo:
a) 65 - {30 - [ 20 – ( 10 – 1 + 6) + 1 ]} =
-

Answer 1

Resposta:

65-{30-[20-(10-1+6)+1]}

65-{30-[20-(9+6)+1]}

65-{30-[20-15+1]}

65-{30-[5+1]}

65-{30-6}

65-24

41