问题 解答题
求比值.
8:
1
2
36:
4
7
2
3
6
7
3米:15厘米.
答案

(1)8:

1
2
=8÷
1
2
=16;

(2)36:

4
7
=36÷
4
7
=63,

(3)

2
3
6
7
=
2
3
÷
6
7
=
7
9

(4)3米:15厘米,

=300厘米:15厘米,

=300÷15,

=20.

填空题
单项选择题