Find ⌈127⋅−293⌉−⌊127⋅⌊−293⌋⌋
ceiling( 12/7 · -29/3 ) = ceiling( -16.57... ) = -16
floor( 12/7 · -29/3 ) = floor( -16.57...) = -17
-16 - -17 = -16 + 17 = 1
Your answer wasn't correct
ceiling ( 12 x -29)/(7x3) = ceiling = -16
floor -29/3 = -10
floor (12/7 x -10) -18
-16 - - 18 = 2