把下面各分数化为最简分数.28/22= 144/12 54/21 38/19 91/7 57/3
问题描述:
把下面各分数化为最简分数.28/22= 144/12 54/21 38/19 91/7 57/3
答
22/28=11/14 12/144=1/12 21/54=7/18 19/38=1/2 7/91=1/13 3/57=1/19
把下面各分数化为最简分数.28/22= 144/12 54/21 38/19 91/7 57/3
22/28=11/14 12/144=1/12 21/54=7/18 19/38=1/2 7/91=1/13 3/57=1/19