问题 解答题
用你喜欢的方法计算:
5
13
×
4
7
×14
35
64
÷(
1
8
+
3
4
4
5
+
2
3
)×15
5
6
÷
2
3
÷
5
6
1-
7
9
÷
7
8
2-
6
13
÷
9
26
-
2
3
答案

(1)

5
13
×
4
7
×14=
40
13

(2)

35
64
÷(
1
8
+
3
4

=

35
64
×
8
7

=

5
8

(3)(

4
5
+
2
3
)×15

=

4
5
×15+
2
3
×15

=12+10

=22;

(4)

5
6
÷
2
3
÷
5
6

=

5
6
×
3
2
×
6
5

=

3
2

(5)1-

7
9
÷
7
8

=1-

7
9
×
8
7

=1-

8
9

=

1
9

(6)2-

6
13
÷
9
26
-
2
3

=2-

6
13
×
26
9
-
2
3

=2-

4
3
-
2
3

=2-(

4
3
+
2
3

=2-2

=0.

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