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能简算的要简算.34×613÷92649÷(13+13)59×7+59×11[1-(14+38)]÷14.

题目详情
能简算的要简算.
3
4
×
6
13
÷
9
26
4
9
÷(
1
3
+
1
3
5
9
×7+
5
9
×11
[1-(
1
4
+
3
8
)]÷
1
4
▼优质解答
答案和解析
(1)
3
4
×
6
13
÷
9
26

=
3
4
×
6
13
×
26
9

=
3
4
×(
6
13
×
26
9
),
=
3
4
×
4
3

=1;

(2)
4
9
÷(
1
3
+
1
3
),
=
4
9
÷
2
3

=
2
3


(3)
5
9
×7+
5
9
×11,
=
5
9
×(7+11),
=
5
9
×18,
=10;

(4) [1-(
1
4
+
3
8
)]÷
1
4

=[1-
5
8
1
4

=
3
8
÷
1
4

=
3
2