问题 解答题
口算.
1
2
+
1
3
=
6
7
÷
2
7
=
5-
5
8
=
2
3
×
1
6
÷
1
6
=
0×1
5
12
=
8
9
=
3
4
+0.25
=
(5+
3
5
)×5
=
答案

1
2
+
1
3
=
5
6
6
7
÷
2
7
=3
5-
5
8
=4
3
8
2
3
×
1
6
÷
1
6
=
2
3
0×1
5
12
=0
8
9
=1
1
8
3
4
+0.25
=1
(5+
3
5
)×5
=28
故答案为:
5
6
,3,4
3
8
2
3
,0,1
1
8
,1,28.

单项选择题 A1型题
单项选择题