脱式计算.(能简算的要简算)35×712-15×71212×(12-38)107÷58×941-(78-25)÷1093536×3549÷(13+12)×35.-六年级数学

题目简介

脱式计算.(能简算的要简算)35×712-15×71212×(12-38)107÷58×941-(78-25)÷1093536×3549÷(13+12)×35.-六年级数学

题目详情

脱式计算.(能简算的要简算)
3
5
×
7
12
-
1
5
×
7
12
12×(
1
2
-
3
8
10
7
÷
5
8
×
9
4
1-(
7
8
-
2
5
)÷
10
9
35
36
×35
4
9
÷(
1
3
+
1
2
)×
3
5
题型:解答题难度:中档来源:不详

答案

(1)class="stub"3
5
×class="stub"7
12
-class="stub"1
5
×class="stub"7
12

=(class="stub"3
5
-class="stub"1
5
)×class="stub"7
12

=class="stub"2
5
×class="stub"7
12

=class="stub"7
30


(2)12×(class="stub"1
2
-class="stub"3
8

=12×class="stub"1
2
-12×class="stub"3
8

=6-class="stub"9
2

=class="stub"3
2


(3)class="stub"10
7
÷class="stub"5
8
×class="stub"9
4

=class="stub"16
7
×class="stub"9
4

=class="stub"36
7


(4)1-(class="stub"7
8
-class="stub"2
5
)÷class="stub"10
9

=1-class="stub"19
40
÷class="stub"10
9

=1-class="stub"171
400

=class="stub"229
400


(5)class="stub"35
36
×35
=class="stub"35
36
×(36-1)
=class="stub"35
36
×36-1×class="stub"35
36

=35-class="stub"35
36

=34class="stub"1
36


(6)class="stub"4
9
÷(class="stub"1
3
+class="stub"1
2
)×class="stub"3
5

=class="stub"4
9
÷class="stub"5
6
×class="stub"3
5

=class="stub"8
15
×class="stub"3
5

=class="stub"8
25

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