问题 解答题
求比值
15:24=
17:51=10:0.5=
答案

(1)15:24

=15÷24

=

15
24

=

5
8

(2)17:51

=17÷51

=

17
51

=

1
3

(3)10:0.5

=10÷0.5

=20.

填空题
单项选择题