Ответ Ответ дан iramazurk 1) 3 3/22 : 1 4/11 = 69/22 * 11/15 = 23/10 = 2 3/102) 6 2/7 * 2 6/11 = 44/7 * 28/11 = 16/1 = 163) 2 3/10 - 16 + 6 4/5 = 23/10 - 16/1 + 6 4/5 = 23/10 - 160/10 + 68/10 = -137/10 + 68/10 = -69/10 = -6 9/10