问题 填空题
1
()
=
3
()
=0.2=()÷10=
()
40
,______、______、______、______.
答案

0.2=

2
10
=
2÷2
10÷2
=
1
5
=
1×3
5×3
=
3
15
=
1×8
5×8
=
8
40
=2÷10;

故答案为:5,15,2,8.

单项选择题
单项选择题