
下面各题怎样简便就怎样算 360÷15-2.5×1.4=56×23+49÷16=0.16+
下面各题怎样简便就怎样算360÷15-2.5×1.4=56×23+49÷16=0.16+4÷(38-18)=37-25+47-35=...
下面各题怎样简便就怎样算 360÷15-2.5×1.4=56×23+49÷16=0.16+4÷(38-18)=37-25+47-35=
展开
1个回答
展开全部
(1)360÷15-2.5×1.4,
=24-2.5×(1+0.4),
=24-2.5×1-2.5×0.4,
=24-2.5-1,
=21.5-1,
=20.5;
(2)
×
+
÷
,
=
+
×6,
=
+
,
=
;
(3)0.16+4÷(
-
),
=0.16+4÷
,
=0.16+16,
=16.16;
(4)
-
+
-
,
=(
+
)-(
+
),
=1-1,
=0.
=24-2.5×(1+0.4),
=24-2.5×1-2.5×0.4,
=24-2.5-1,
=21.5-1,
=20.5;
(2)
5 |
6 |
2 |
3 |
4 |
9 |
1 |
6 |
=
5 |
9 |
4 |
9 |
=
5 |
9 |
24 |
9 |
=
29 |
9 |
(3)0.16+4÷(
3 |
8 |
1 |
8 |
=0.16+4÷
1 |
4 |
=0.16+16,
=16.16;
(4)
3 |
7 |
2 |
5 |
4 |
7 |
3 |
5 |
=(
3 |
7 |
4 |
7 |
2 |
5 |
3 |
5 |
=1-1,
=0.
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询
广告 您可能关注的内容 |