问题 解答题
直接写出得数
(
2
3
+
1
2
)×12
=
26×
3
13
=
1
3
+
1
2
=
5
8
÷
2
3
=
5-1.4-2.6=
5
4
×8+8×
1
4
=
1
2
-
1
5
=
答案

(
2
3
+
1
2
)×12
=14,
26×
3
13
=6,
1
3
+
1
2
=
5
6
5
8
÷
2
3
=
15
16
5-1.4-2.6=1,
5
4
×8+8×
1
4
=12,
1
2
-
1
5
=
3
10

单项选择题
单项选择题