问题
解答题
|
答案
(1)
1 |
2 |
1 |
2 |
2 |
3 |
(2)0.6小时:120秒=0.6小×3600秒:120秒=2160÷120=18;
(3)52:13=52÷13=4;
(4)
6 |
0.75 |
(5)4
1 |
6 |
1 |
2 |
1 |
6 |
1 |
2 |
25 |
9 |
(6)
2 |
25 |
2 |
25 |
1 |
75 |
|
(1)
1 |
2 |
1 |
2 |
2 |
3 |
(2)0.6小时:120秒=0.6小×3600秒:120秒=2160÷120=18;
(3)52:13=52÷13=4;
(4)
6 |
0.75 |
(5)4
1 |
6 |
1 |
2 |
1 |
6 |
1 |
2 |
25 |
9 |
(6)
2 |
25 |
2 |
25 |
1 |
75 |