计算,写出主要过程,能简算的要简算.34+34÷29×227=(3-512)×331-14=6-38÷274-718=37÷154+34×127=948÷34÷6=[(2-14)÷34]×34=-六年

题目简介

计算,写出主要过程,能简算的要简算.34+34÷29×227=(3-512)×331-14=6-38÷274-718=37÷154+34×127=948÷34÷6=[(2-14)÷34]×34=-六年

题目详情

计算,写出主要过程,能简算的要简算.
3
4
+
3
4
÷
2
9
×
2
27
=
(3-
5
12
)×
3
31
-
1
4
=
6-
3
8
÷
27
4
-
7
18
=
3
7
÷
15
4
+
3
4
×
12
7
=
9
48
÷
3
4
÷6=
[(2-
1
4
)÷
3
4
3
4
=
题型:解答题难度:中档来源:不详

答案

class="stub"3
4
+class="stub"3
4
÷class="stub"2
9
×class="stub"2
27

=class="stub"3
4
+class="stub"3
4
×class="stub"9
2
×class="stub"2
27

=class="stub"3
4
+class="stub"27
8
×class="stub"2
27

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

=1;

②(3-class="stub"5
12
)×class="stub"3
31
-class="stub"1
4

=class="stub"31
12
×class="stub"3
31
-class="stub"1
4

=class="stub"1
4
-class="stub"1
4

=0;

③6-class="stub"3
8
÷class="stub"27
4
-class="stub"7
18

=6-class="stub"3
8
×class="stub"4
27
-class="stub"7
18

=6-class="stub"1
18
-class="stub"7
18

=5class="stub"5
9


class="stub"3
7
÷class="stub"15
4
+class="stub"3
4
×class="stub"12
7

=class="stub"3
7
×class="stub"4
15
+class="stub"3
4
×class="stub"12
7

=class="stub"3
7
×(class="stub"4
15
+3)
=class="stub"3
7
×class="stub"49
15

=1class="stub"2
5


class="stub"9
48
÷class="stub"3
4
÷6
=class="stub"9
48
×class="stub"4
3
×class="stub"1
6

=class="stub"1
24



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

=[class="stub"7
4
×class="stub"4
3
class="stub"3
4

=class="stub"7
3
×class="stub"3
4

=1class="stub"3
4

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