问题 解答题
脱式计算.
24×
2
3
×
5
8
4
5
×
1
7
÷
2
5
11
6
×
3
4
-
1
2
×
11
6
5
6
÷(
1
2
+
5
6
答案

(1)24×

2
3
×
5
8

=16×

5
8

=10;

(2)

4
5
×
1
7
÷
2
5

=

4
5
÷
2
5
×
1
7

=2×

1
7

=

2
7

(3)

11
6
×
3
4
-
1
2
×
11
6

=

11
6
×(
3
4
-
1
2
),

=

11
6
×
1
4

=

11
24

(4)

5
6
÷(
1
2
+
5
6
),

=

5
6
÷
4
3

=

5
8

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