48*47/49简便方法计算
问题描述:
48*47/49简便方法计算
答
48*47/49
=(49-1)×47/49
=47-47/49
=46又2/49
48*47/49简便方法计算
48*47/49
=(49-1)×47/49
=47-47/49
=46又2/49