Ответы и объяснения

2014-02-28T18:37:41+04:00
4/10 = 2/5, 8/12 = 2/3, 6/9 = 2/3, 9/12 = 3/4, 2/8 = 1/4, 3\12 = 1/4, 10/2 = 5, 6/30 = 1/5, 15/60 = 1/4, 88/33 = 8/3, 2/100 = 1/50, 50/100 = 1/2