问题 解答题
把下列分数用除法算式表示出来.
2
7
=______÷______;
28
17
=______÷______;
31
6
=______÷______;
1
11
=______÷______.
答案

(1)

2
7
=2÷7;

(2)

28
17
=28÷17;

(3)

31
6
=31÷6;

(4)

1
11
=1÷11.

故答案为:2,7,28,17,31,6,1,11.

判断题
单项选择题