脱式计算2-613÷926-13514÷75+57×914(45+14)÷73+710.-数学

题目简介

脱式计算2-613÷926-13514÷75+57×914(45+14)÷73+710.-数学

题目详情

脱式计算
2-
6
13
÷
9
26
-
1
3
5
14
÷
7
5
+
5
7
×
9
14
4
5
+
1
4
)÷
7
3
+
7
10
题型:解答题难度:中档来源:不详

答案

①2-class="stub"6
13
÷class="stub"9
26
-class="stub"1
3

=2-class="stub"4
3
-class="stub"1
3

=class="stub"1
3


class="stub"5
14
÷class="stub"7
5
+class="stub"5
7
×class="stub"9
14

=class="stub"5
14
×class="stub"5
7
+class="stub"5
7
×class="stub"9
14

=class="stub"5
7
×(class="stub"5
14
+class="stub"9
14
),
=class="stub"5
7
×1,
=class="stub"5
7


③(class="stub"4
5
+class="stub"1
4
)÷class="stub"7
3
+class="stub"7
10

=class="stub"21
20
×class="stub"3
7
+class="stub"7
10

=class="stub"9
20
+class="stub"7
10

=class="stub"23
20

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