математика дроби
хелп

Ответ:

Пошаговое объяснение:

3 1/9 :2 1/3 - 2 5/6=28/9 *3/7 -2 5/6=4*3/9 -17/6=2*12/(2*9) -3*17/(3*6)=(24-51)/18=-27/18=-1 1/2=-1,5

1 5/7 -4 3/13 :1 19/26=1 5/7 -55/13 *26/45=1 5/7 -11*2/9=9*12/(9*7) -7*22/(7*9)=(108-154)/63=-46/63

10 16/17 :8 5/11 +1 2/3=186/17 *11/93 +1 2/3=2*11/17 +5/3=3*22/(3*17) +17*5/(17*3)=(66+85)/51=151/51=2 49/51

47/48 :3 13/27 -13/16=47/48 *27/94 -13/16=9/(16*2) -2*13/(2*16)=(9-26)/32=-17/32=-0,53125