17 1/8 -(12 2/5-5 7/8)* 16/24+3 3/8

17 1/8-(12 2/5-5 7/8)*16/24+3 3/8=7 29/601) 12 2/5-5 7/8=12 16/40+5 35/40=17 51/40=18 11/402) 18 11/40*16/24=731/40*16/24=1462/120=12 11/603) 17 1/8-12 11/60=17 15/120-12 22/120=16 135/120-12 22/120=4 13/1204) 4 13/120+3 3/8=4 13/120+3 45/120=7 58/120=7 29/60