来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/11/09 04:50:26
(1)
3
10×30%,
=0.3×0.3,
=0.09(千克);
(2)
5
6÷5,
=
5
6×
1
5,
=
1
6;
(3)4×(1+25%),
=4×1.25,
=5(米);
(4)4÷(1-
1
5),
=4÷
4
5,
=4×
5
4,
=5(米);
(5)(50-15)÷50,
=35÷50,
=70%;
(6)35÷(1+
1
6),
=35÷
7
6,
=35×
6
7,
=30.
故答案为:0.09,
1
6,5,5,70,30.