38-(16+2)+{22-[20+(7-5).2]÷2²}
38−(16+2)+22−(20+(7−5)(0.2)÷2^2)
=38−18+22−(20+(7−5)(0.2)÷2^2)
=20+22−(20+(7−5)(0.2)÷2^2)
=20+22−(20+(2)(0.2)÷2^2)
=20+22−(20+0.4÷2^2)
=20+22−20.4÷2^2
=20+22−20.4÷4
=20+22−5.1
=20+16.9
=36.9
Respuesta:
36 es el resultado ya q es jerarquia de operaciones
