用递等式计算.①114-74×57②27×145÷4③35+25÷310.-数学

题目简介

用递等式计算.①114-74×57②27×145÷4③35+25÷310.-数学

题目详情

用递等式计算.
11
4
-
7
4
×
5
7

2
7
×
14
5
÷4
3
5
+
2
5
÷
3
10
题型:解答题难度:中档来源:不详

答案

class="stub"11
4
-class="stub"7
4
×class="stub"5
7

=class="stub"11
4
-class="stub"5
4

=class="stub"3
2


class="stub"2
7
×class="stub"14
5
÷4,
=class="stub"4
5
÷4,
=class="stub"1
5


class="stub"3
5
+class="stub"2
5
÷class="stub"3
10

=class="stub"3
5
+class="stub"2
5
×class="stub"10
3

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

=class="stub"32
15

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