问题 解答题
直接写出下面各题的结果:
0.7×
3
7
=______;
6.3÷0.1=______;6×60%=______;1.25×
4
5
×0.8=______;
1
2
-
1
3
=______;
2
9
÷
2
3
=______;
2
7
+
1
3
=______;
(100-99)÷3=______.
答案

0.7×
3
7
=0.3;
6.3÷0.1=63;6×60%=3.6;1.25×
4
5
×0.8=
4
5
1
2
-
1
3
=
1
6
2
9
÷
2
3
=
1
3
2
7
+
1
3
=
1
3
(100-99)÷3=
1
3
故答案为:0.3,63,3.6,
4
5
1
6
1
3
1
3
1
3

单项选择题
单项选择题