В) б) и г) срочняк ребят! помощьь

в) (-12 1/4:7/2 + 7 1/2*2 2/3)/(110*3/5) + (-3 3/8 + 2 3/4)/(24:2 2/5)=(-49/4*2/7+15/2*8/3)/66+(-27/8+11/4)/10=(-7/2+20)/66+(-5/8)/10=33/2*66-5/80=1/4-5/80=20/80-5/80=15/80=3/16г) (-29 19/20 +31 163/275:48/55)-(-(-101 37/175:17 7/25)+(-213 34/35:1497 4/5))=(-29 19/20+8688/275*55/48)-(-(-17712/175*25/432)+(-7489/35*5/7489))=(-29 19/20 +181/5)-(41/7-1/7)=(-29 19/20+36 4/20)-40/7= 8 3/20-40/7= 163/20-40/7=1141/140-800/140=341/140=2 61/140