Since 12/27 reduces down to: 12/3 = 4 and 27/3 = 9

Then 4/9 is the alternative/same answer.

Or converting into decimals: .333 and .666 divided into 3rds = .333/3 = .111, then add: .111 + .333 = .444

Confirmed by 4/9 = .444

Thus .444 is also an answer.