问题 解答题
计算
1
6
+
1
4
-
1
3

②25×
2
27
×
3
5

3
4
×
8
15
×
10
13
3
5
÷6÷
1
15
9
5
×
2
3
÷
18
35
15÷
9
25
×
4
5
答案

1
6
+
1
4
-
1
3

=

2
12
+
3
12
-
4
12

=

1
12

②25×

2
27
×
3
5
=
10
9

3
4
×
8
15
×
10
13
=
4
13

3
5
÷6÷
1
15

=

3
5
×
1
6
×15,

=

3
2

9
5
×
2
3
÷
18
35

=

9
5
×
2
3
×
35
18

=

7
3

⑥15÷

9
25
×
4
5

=15×

25
9
×
4
5

=

100
3

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