4.44÷378+3137÷25111+3537×1112567×6566+16691×113+9÷13-1÷13×10034+328+370+3130+3208.-数学

题目简介

4.44÷378+3137÷25111+3537×1112567×6566+16691×113+9÷13-1÷13×10034+328+370+3130+3208.-数学

题目详情

4.44÷
37
8
+
31
37
÷
25
111
+
35
37
×
111
25

67×
65
66
+
1
66

91×
1
13
+9÷13-1÷13×100
3
4
+
3
28
+
3
70
+
3
130
+
3
208
题型:解答题难度:中档来源:不详

答案

(1)4.44÷class="stub"37
8
+class="stub"31
37
÷class="stub"25
111
+class="stub"35
37
×class="stub"111
25

=class="stub"111
25
×class="stub"8
37
+class="stub"31
37
×class="stub"111
25
+class="stub"35
37
×class="stub"111
25

=class="stub"111
25
×class="stub"8
37
+(class="stub"31
37
+class="stub"35
37
)×class="stub"111
25

=class="stub"111
25
×class="stub"8
37
+class="stub"66
37
×class="stub"111
25

=class="stub"111
25
×(class="stub"8
37
+class="stub"66
37
),
=class="stub"111
25
×2,
=class="stub"222
25


(2)67×class="stub"65
66
+class="stub"1
66

=(66+1)×class="stub"65
66
+class="stub"1
66

=65+class="stub"65
66
+class="stub"1
66

=65+1,
=66;

(3)91×class="stub"1
13
+9÷13-1÷13×100,
=91×class="stub"1
13
+class="stub"9
13
-class="stub"1
13
×100,
=91×class="stub"1
13
+class="stub"1
13
×9-class="stub"1
13
×100,
=(91+9-100)×class="stub"1
13

=0×class="stub"1
13

=0;

(4)class="stub"3
4
+class="stub"3
28
+class="stub"3
70
+class="stub"3
130
+class="stub"3
208

=class="stub"3
1×4
+class="stub"3
4×7
+class="stub"3
7×10
+class="stub"3
10×13
+class="stub"1
13×16

=1-class="stub"1
4
+class="stub"1
4
-class="stub"1
7
+class="stub"1
7
-class="stub"1
10
+class="stub"1
10
-class="stub"1
13
+class="stub"1
13
-class="stub"1
16

=1-class="stub"1
16

=class="stub"15
16

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