посчитайте пж14/27*3 6/78/9* 1 1/84 4/7*3/87/8*45/6*5/96*4 1/37 1/2*1 5/9

14/27 * 3 6/7 = 2

8/9 * 11/8 = 1 2/9

4 4/7 * 3/8 = 1 5/7

7/8 * 4 = 3 1/2

5/6 * 5/9 = 25/54

6 * 4 1/3 = 26

7 1/2 * 1 5/9 = 11 2/3