问题 解答题
选择合适的方法计算.
2929÷29×34-1422
9
10
÷
2
3
÷
3
5
1
12
+
1
4
-
1
3
)×24
4
5
-(
4
5
+
1
4
)÷
11
6
答案

(1)2929÷29×34-1422,

=101×34-1422,

=3434-1422,

=2012;

(2)

9
10
÷
2
3
÷
3
5

=

9
10
÷(
2
3
×
3
5
),

=

9
10
÷
2
5

=2

1
4

(3)(

1
12
+
1
4
-
1
3
)×24,

=

1
12
×24+
1
4
×24-
1
3
×24,

=2+6-8,

=8-8,

=0;

(4)

4
5
-(
4
5
+
1
4
)÷
11
6

=

4
5
-
11
20
÷
11
6

=

4
5
-
3
10

=

1
2

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