脱式计算.35-(12-14)310+15-1389-(16+13)-数学

题目简介

脱式计算.35-(12-14)310+15-1389-(16+13)-数学

题目详情

脱式计算.
3
5
-(
1
2
-
1
4
3
10
+
1
5
-
1
3
8
9
-(
1
6
+
1
3
题型:解答题难度:中档来源:不详

答案

(1)class="stub"3
5
-(class="stub"1
2
-class="stub"1
4
),
=class="stub"3
5
-class="stub"1
4

=class="stub"7
20


(2)class="stub"3
10
+class="stub"1
5
-class="stub"1
3

=class="stub"1
2
-class="stub"1
3

=class="stub"1
6


(3)class="stub"8
9
-(class="stub"1
6
+class="stub"1
3
),
=class="stub"8
9
-class="stub"1
2

=class="stub"7
18

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