Răspuns :
18 × [ 18 × ( 325 - 19 × 17 ) - 30 ] =
18 × [ 18 × ( 325 - 323 ) - 30 ] =
18 × ( 18 × 2 - 30 ) =
18 × ( 36 - 30 ) =
18 × 6 = 108
18 × [ 18 × ( 325 - 19 × 17 ) - 30 ] =
18 × [ 18 × ( 325 - 323 ) - 30 ] =
18 × ( 18 × 2 - 30 ) =
18 × ( 36 - 30 ) =
18 × 6 = 108