Question

口算我最棒！ =	=	=	=
=	=	=	=
=

Answer 1

解： =，	=，	=，	=，
=，	=，	=，	=，
=．

分析：分数除法的计算方法：除以一个不等于0的数，等于乘这个数的倒数，进而把分母和分母相乘的积做分母，分子和分子相乘的积做分子，能约分的要先约分再计算．
点评：本题考查基本的分数除法的计算，要注意在计算分数除法时，有两变：除号变乘号，除数变倒数；还要注意结果要化成最简分数．