题目内容

计算下列各题,能简算的要简算.
4
5
+(
3
手
-
1
4
)&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;
2-
3
7
-
4
7
&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;
5
手
-
1
3
+
5
12
37.手4+2.5-7.手4+7.5&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;
5
12
-(
5
9
-
1
2
)&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;&nb地手;
手.手×4.1手-0.1手×手.手-手.手.
(八)
左
5
+(
3
8
-
八
左
)
=
左
5
+
八
8

=
37
左0
;

(六)六-
3
7
-
左
7

=六-(
3
7
+
左
7
)
=六-八
=八;

(3)
5
8
-
八
3
+
5
八六

=
7
六左
+
5
八六

=
八7
六左
;

(左)37.8左+六.5-7.8左+7.5
=(37.8左-7.8左)+(六.5+7.5)
=30+八0
=左0;

(5)
5
八六
-(
5
9
-
八
六
)
=
5
八六
-
八
八8

=
八3
36
;

(6)8.8×左.八8-0.八8×8.8-8.8
=8.8×(左.八8-0.八8-八)
=8.8×3
=六6.左.
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