1) 69 : 3 5/6 = 69 : 23/6 = 69 * 6/23 = 3*6 = 18 рейсов
2) 3 5/6 * 7 = 23/6 *7 = 161/6 = 26 5/6 тонны
1) 69 : 3 5/6 = 69 : 23/6 = 69 * 6/23 = 3*6 = 18 рейсов
2) 3 5/6 * 7 = 23/6 *7 = 161/6 = 26 5/6 тонны
Б) 3 5/6 · 7 = 26 5/6 (т)