(61\4-41\8)*4+31\3:21\2=
(61\4-41\8)*4+31\3:21\2=41 61/126 1)61/4-41/8=122/8-41/8=81/8 2)81/8*4/1=81/2 3)31/3*2/21=62/63 4)81/2+62/63=5103/126+124/126=5227/126=41 61/126