Question

A)12+[25-(10+2)+2]
B)[(18+3.2)÷8+5.3]÷6
C) 37+[-25-(-11+19-4)]
D)60÷{2.[-7+18÷(-3+12)]}[7.(-3)-18÷(-2)+1] ​

Answer 1

Resposta:

A) 12+[25-(10-2)+2]

12+[25-10+2+2]

12+[15+4]

12+19=31

Resultado final: 31

B) [(18+3.2)÷8+5.3]÷6

[(18+6)÷8+15]÷6

[24÷8+15]÷6

[3+15]÷6

18÷6=3

Resultado final: 3

C) 37+[-25-(-11+19-4)]

37+[-25+11-19+4]

37+[-14-15]

37-29=8

Resultado final: 8

D) 60÷{2.[-7+18÷(-3+12)]}[7.(-3)-18÷(-2)+1]

60÷{2.[-7+18÷9]}[-21+9+1]

60÷{2.[-7+2]}[-21+10]

60÷{2.(-5)}[-11]

60÷{-10}[11]

-6.11=66

Resultado final: 66