用你喜欢的方法计算.34+58-34536+112-295-79-29.-数学

题目简介

用你喜欢的方法计算.34+58-34536+112-295-79-29.-数学

题目详情

用你喜欢的方法计算.
3
4
+
5
8
-
3
4
5
36
+
1
12
-
2
9
5-
7
9
-
2
9
题型:解答题难度:中档来源:不详

答案

(1)class="stub"3
4
+class="stub"5
8
-class="stub"3
4

=class="stub"3
4
-class="stub"3
4
+class="stub"5
8

=0+class="stub"5
8

=class="stub"5
8


(2)class="stub"5
36
+class="stub"1
12
-class="stub"2
9

=class="stub"5
36
+class="stub"3
36
-class="stub"8
36

=class="stub"5+3-8
36

=0;

(3)5-class="stub"7
9
-class="stub"2
9

=5-(class="stub"7
9
+class="stub"2
9
),
=5-1,
=4.

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