Question

60 + {2 • [7 + 15 ÷ (3 + 12)]} – [7 • 3 – 18 ÷ 2 + 1] =​

Answer 1

Resposta:

60 + {2 • [7 + 15 ÷ (3 + 12)]} – [7 • 3 – 18 ÷ 2 + 1] =

60+{2.[7+15÷15]}--[7.3-18÷2+1]

60+{2.8}-[21-18÷2+1]

60+{2.8}-[21-9+1]

60+16-13

63