913/18 - 2 7/9; 5 8/15 - 4 23/30; 5 11/ 15 - 5 2/5 - вопрос №52673099131827958154233051115525 от DashkaaMilashka 13.05.2020 15:06

Question

Математика: 913/18 - 2 7/9; 5 8/15 - 4 23/30; 5 11/ 15 - 5 2/5 вычислите! с !

DashkaaMilashka · Answer

9 13/18 - 2 7/9 = 175/18 - 25/9 = 175/18 - 50/18 = 125/18 = 6  17/185 8/15 - 4 23/30 = 5 16/30 - 4 23/30 = 166/30 - 143/30 = 23/305  11/15 - 5  2/5 = 5 11/15 - 5 6/15 = 5/15 = 1/3...