问题 解答题
计算下列题
2
3
×(
3
8
+
5
6
)
75%×
5
12
÷2.5
5
14
÷
2
3
-
3
7
×
5
6
2
2
5
÷(2.2+0.2)+
2
3
×6.9
3
4
×0.5+
3
4
×
1
3
+
3
4
×
1
6
答案

2
3
×(
3
8
+
5
6
),

=

2
3
×
29
24

=

29
36

75%×

5
12
÷2.5,

=

5
16
÷2.5,

=

1
8

5
14
÷
2
3
-
3
7
×
5
6

=

15
28
-
5
14

=

5
28

2

2
5
÷(2.2+0.2)+
2
3
×
6.9,

=2

2
5
÷2.4+
2
3
×
6.9,

=1+4.6,

=5.6;

3
4
×0.5+
3
4
×
1
3
+
3
4
×
1
6

=(0.5+

1
3
+
1
6
)×
3
4

=1×

3
4

=

3
4

单项选择题
单项选择题 A3/A4型题