12*21/35*15 72*11/33*30 25*17*44/51*8*75 8*3+8*23/3+16 17*48/17*16-9*16

12*21/35*15=12*(21/35*15)=12*9=108 21/35*15=21/35*15/1=63/7=972*11/33*30=72*(11/33*30)=72*10=720 11/33*30=11/33*30/1=110/11=1025*17*44/51*8*75=(75*44/51)*17*25*8=(1100/17*17)*(25*8)=1100*200=220000 75*44/51=75/1*44/51=1100/17 1100/17*17/1=1100/1=1100 25*8=200 8*3+8*23/3+16=24+16+184/3=40+184/3=101 1/3 3*8=24 8*23/3=184/3 40+184/3=40/1+184/3=120/3+184/3=304/3=101 1/317*48/17*16-9*16=48*16-9*16=768-144=624 17*48/17=17/1*48/17=48/1=48 48*16=768 9*16=144 14*5-14*3/2189+21*3=14*(5-3/2189)+21*3=14*10942/2189+63=153188/2189+63=132 2147/2189 5-3/2189=5/1-3/2189=10945/2189-3/2189=10942/2189 14*10942/2189=153188/2189153188/2189+63=153188/2189+63/1=153188/2189+137907/2189=291095/2189=132 2147/2189