Select the number-pair in which the two numbers share a different relationship from that shared by the two numbers in the rest of the number-pairs.

(215, 338) (11, 134) (169, 292) (178, 308)

(178, 308)

option 1   (215, 338) =  338 - 215 = 123 option 2   (11, 134)  =  134 - 11 = 123 option 3   (169, 292)  =  292 - 169 = 123 option 4   (178, 308) =  308 - 178 = 130 ≠ 123