Ответы и объяснения

2014-03-10T11:01:26+00:00
4 и 1/7 * 7/16 = 29/7 * 7/16 = 29*7/7*16 = 29/16 = 1 и 13/16
2/27 : 1 и 1/3 = 2/27 : 4/3 = 2/27 * 3/4 = 2*3/27*4 = 2/9*4 = 1/9*2 = 1/18