Номер 33 пж срочно зараное спосибо

Номер 335: 1) 2/7 * 3/5 = 6/35 2) 3/4 * 5/6 = 15/24 3) 4/7 * 7/9 = 28/63 = 4/9 4) 15/16 * 48*55 = 720/880(сократим на 20) = 36/44 5) 22/25 * 10/77 = 220/1925 (сократим на 5) = 44/385 6) 13/24 * 16/39 = 4/18 номер 336:  1) 6/11 * 4/7 = 24/77 2) 7/20 * 10/21 = 1/6 3) 8/9 * 27/32 = 3/4 4) 23/28 * 49/46 = 49/56 = 7/8