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计算下面各题.716×1235÷320[78-(516-14)]÷262774×56+74÷65×4×(15×34)

编辑:chaxungu时间:2026-04-27 13:18:56分类:小学数学题库

计算下面各题.(能简算的要简算)
7
16
×
12
35
÷
3
20

[
7
8
-(
5
16
-
1
4
)]÷
26
27

7
4
×
5
6
+
7
4
÷6
5×4×(
1
5
×
3
4
)
(1)
7
16
×
12
35
÷
3
20
,
=
3
20
÷
3
20
,
=1;

(2)[
7
8
-(
5
16
-
1
4
)]÷
26
27
,
=[
7
8
-
1
16
]÷
26
27
,
=
13
16
÷
26
27
,
=
27
32
;

(3)
7
4
×
5
6
+
7
4
÷6,
=
7
4
×
5
6
+
7
4
×
1
6
,
=
7
4
×(
5
6
+
1
6
),
=
7
4
×1,
=
7
4
;

(4)5×4×(
1
5
×
3
4
),
=(5×
1
5
)×(4×
3
4
),
=1×3,
=3.