Ответ:a) 3 ÷ 7 = 3/7 = 0,428571…b) 7 ÷ 9 = 7/9 = 0,777…c) 5 ÷ 4 = 5/4 = 1,25d) 10 ÷ 6 = 10/6 = 5/3 = 1,666…