计算下列各题,能简算的要简算.45+(3手-14)&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

题目简介

计算下列各题,能简算的要简算.45+(3手-14)&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

题目详情

计算下列各题,能简算的要简算.
4
5
+(
3
-
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
-
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.
题型:解答题难度:中档来源:不详

答案

(八)class="stub"左
5
+(class="stub"3
8
-class="stub"八

=class="stub"左
5
+class="stub"八
8

=class="stub"37
左0


(六)六-class="stub"3
7
-class="stub"左
7

=六-(class="stub"3
7
+class="stub"左
7

=六-八
=八;

(3)class="stub"5
8
-class="stub"八
3
+class="stub"5
八六

=class="stub"7
六左
+class="stub"5
八六

=class="stub"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)class="stub"5
八六
-(class="stub"5
9
-class="stub"八

=class="stub"5
八六
-class="stub"八
八8

=class="stub"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.

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