Ответ:а) 8 4/15 · 2 = 16 8/15.б) 3 9/14 · 7 = 51/14 · 7 = 51/2 = 25 1/2.в) 7 4/27 · 5 = 193/27 · 5 = 965/27 = 35 20/27.г) 8 · 2 1/8 = 8 · 17/8 = 17.д) 5 5/6 · 3 = 35/6 · 3 = 35/2 = 17 1/2.е) 7 1/11 · 11 = 78/11 · 11 = 78.