问题 解答题
脱式计算
(1)68×35-408÷24
(2)(4
5
12
-3
1
2
)÷
11
24

(3)
6
5
÷[(
3
4
-
2
3
)÷
5
6
]
(4)
13
18
÷(
5
6
+
2
3
×
3
8
答案

(1)68×35-408÷24

=2380-17,

=2363;

(2)(4

5
12
-3
1
2
)÷
11
24

=

11
12
÷
11
24

=2;

(3)

6
5
÷[(
3
4
-
2
3
)÷
5
6
]

=

6
5
÷[
1
12
÷
5
6
],

=

6
5
÷
1
10

=12;

(4)

13
18
÷(
5
6
+
2
3
×
3
8

=

13
18
÷(
5
6
+
1
4
),

=

13
18
÷
13
12

=

2
3

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