Автор - 89089695020
Ответ:
а) 4 3/13 • 13/44 = 55/13 • 13/44 = 5/1 • 1/4 = 1 1/4 = 1,25
б) 8 2/9 • 1 8/37 = 74/9 • 45/37 = 2/1 • 5/1 = 10
в) 1 2/13 • 2 3/5 = 15/13 • 13/5 = 3
г) 11 3/8 • 1 11/21 = 91/8 • 32/21 = 13/1 • 4/3 = 52/3 = 14