题目内容

计算.(能简算的要简算)
①
1
4
×
5
16
÷
15
8
②
8
9
÷[(
2
5
+
1
10
)×
4
3
]
③
2
23
÷6+
21
23
×
1
6
④(
1
3
-
1
4
+
1
6
)÷
1
12
.

①
1
4
×
5
16
÷
15
8
,
=
1
4
×
5
16
×
8
15
,
=
1
24
;

②
8
9
÷[(
2
5
+
1
10
)×
4
3
],
=
8
9
÷[
1
2
×
4
3
],
=
8
9
÷
2
3
,
=
4
3
;

③
2
23
÷6+
21
23
×
1
6
,
=
2
23
×
1
6
+
21
23
×
1
6
,
=(
2
23
+
21
23
)×
1
6
,
=1×
1
6
,
=
1
6
;

④(
1
3
-
1
4
+
1
6
)÷
1
12
,
=(
1
3
-
1
4
+
1
6
)×12,
=
1
3
×12-
1
4
×12+
1
6
×12,
=4-3+2,
=3.
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网