用喜欢的方法计算(38+45)×4034×56+34×16911×115×7334÷78÷15145×13×35×31034+58×25.-数学

题目简介

用喜欢的方法计算(38+45)×4034×56+34×16911×115×7334÷78÷15145×13×35×31034+58×25.-数学

题目详情

用喜欢的方法计算
3
8
+
4
5
)×40
3
4
×
5
6
+
3
4
×
1
6
9
11
×
11
5
×
7
3
3
4
÷
7
8
÷
15
14
1
3
×
3
5
×
3
10
3
4
+
5
8
×
2
5
题型:解答题难度:中档来源:不详

答案


(1)(class="stub"3
8
+class="stub"4
5
)×40
=class="stub"3
8
×40+class="stub"4
5
×40
=15+32
=47;

(2)class="stub"3
4
×class="stub"5
6
+class="stub"3
4
×class="stub"1
6

=class="stub"3
4
×(class="stub"5
6
+class="stub"1
6

=class="stub"3
4
×1
=class="stub"3
4


(3)class="stub"9
11
×class="stub"11
5
×class="stub"7
3

=class="stub"9
5
×class="stub"7
3

=class="stub"21
5


(4)class="stub"3
4
÷class="stub"7
8
÷class="stub"15
14

=class="stub"6
7
÷class="stub"15
14

=class="stub"4
5


(5)5×class="stub"1
3
×class="stub"3
5
×class="stub"3
10

=(5×class="stub"3
5
)×(class="stub"1
3
×class="stub"3
10

=3×class="stub"1
10

=class="stub"3
10


(6)class="stub"3
4
+class="stub"5
8
×class="stub"2
5

=class="stub"3
4
+class="stub"1
4

=1.

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