题目内容

计算下面各题,能用简便方法计算的要用简便方法计算.
936-1365÷13+95
5
18
÷
1
3
+
5
18
)×0.25
13
50
×49+87×
49
50
3
4
:3-
1
10
)×(2-
2
3
(1)936-1365÷13+95,
=936-105+95,
=831+95,
=926;

(2)(
5
18
÷
1
3
+
5
18
)×0.25,
=(
15
18
+
5
18
)×0.25,
=
20
18
×
1
4

=
5
18


(3)
13
50
×49+87×
49
50

=13×
49
50
+87×
49
50

=(13+87)×
49
50

=98;

(4)(
3
4
:3-
1
10
)×(2-
2
3
),
=(
1
4
-
1
10
)×(2-
2
3
),
=
3
20
×
4
3

=
1
5
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