计算下面各题.34+16-2378-14+491-13+2712+45-31035-(215+13)1-(23-14)-数学

题目简介

计算下面各题.34+16-2378-14+491-13+2712+45-31035-(215+13)1-(23-14)-数学

题目详情

计算下面各题.
3
4
+
1
6
-
2
3
7
8
-
1
4
+
4
9
1-
1
3
+
2
7
1
2
+
4
5
-
3
10
3
5
-(
2
15
+
1
3
1-(
2
3
-
1
4
题型:解答题难度:中档来源:不详

答案


(1)class="stub"3
4
+class="stub"1
6
-class="stub"2
3

=class="stub"11
12
-class="stub"2
3

=class="stub"1
4


(2)class="stub"7
8
-class="stub"1
4
+class="stub"4
9

=class="stub"5
8
+class="stub"4
9

=class="stub"77
72


(3)1-class="stub"1
3
+class="stub"2
7

=class="stub"2
3
+class="stub"2
7

=class="stub"20
21


(4)class="stub"1
2
+class="stub"4
5
-class="stub"3
10

=class="stub"13
10
-class="stub"3
10

=1;

(5)class="stub"3
5
-(class="stub"2
15
+class="stub"1
3
),
=class="stub"3
5
-class="stub"7
15

=class="stub"2
15


(6)1-(class="stub"2
3
-class="stub"1
4
),
=1-class="stub"5
12

=class="stub"7
12

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