The binary equivalent of the Gray code 11100 is:

Rule to convert Gray → Binary: First binary bit = first Gray bit

Next binary bit = previous binary bit ⊕ current Gray bit

Gray: 1 1 1 0 0 B₁ = 1

B₂ = 1 ⊕ 1 = 0

B₃ = 0 ⊕ 1 = 1

B₄ = 1 ⊕ 0 = 1

B₅ = 1 ⊕ 0 = 1