问题 解答题
直接填得数:
3
4
-
1
2
=______
25÷26=______
3
10
+
2
5
=______
1-
4
9
+
5
9
=______
7
8
+
5
8
=______
0.23=______2-
2
3
=______
1-0.32=______.
答案

3
4
-
1
2
=
1
4
25÷26=
25
26
3
10
+
2
5
=
7
10
1-
4
9
+
5
9
=
10
9
7
8
+
5
8
=
3
2
0.23=0.0082-
2
3
=1
1
3
1-0.32=0.91.
故填:
1
4
25
26
7
10
10
9
3
2
,0.008,1
1
3
,0.91.

单项选择题
问答题 简答题