312/13: (1 3/7+2 4/13) 1 8/17: (12/17+2 7/11) 3 1/2: - вопрос №68122893121313724131817121727113121415291021161 от Huysosimoy 24.08.2021 12:53

Question

Алгебра: 312/13: (1 3/7+2 4/13) 1 8/17: (12/17+2 7/11) 3 1/2: (1 4/15+2 9/10) (2 1/16-1 1/14)*28

Huysosimoy · Answer

11 3/7+2 4/13=1 39/91+2 28/91=3 67/913 12/13:3 67/91=51/13*91/340=21/20=1 1/20212/17+2 7/11=132/187+2 119/187=2 251/187=4 64/1871 8/17:4 64/187=25/17*187/812=275/81231 4/15+2 9/10=1 8/30+2 27/30=3 35/30=4 1/63 1/2:4 1/6=7/2*6/25=21/2542 1/16-1 1/14=2 7/112-1 8/112=111/112111/112*28=111/4=27 3/4...