计算.(能简算的要用简便方法计算.)512×725×31479÷12÷3536114×(78+7)35×89÷5856×14+56×3496×45-36÷54+45×4049÷[(13-19)×2]3

题目简介

计算.(能简算的要用简便方法计算.)512×725×31479÷12÷3536114×(78+7)35×89÷5856×14+56×3496×45-36÷54+45×4049÷[(13-19)×2]3

题目详情

计算.(能简算的要用简便方法计算.)
5
12
×
7
25
×
3
14
7
9
÷
1
2
÷
35
36
1
14
×(
7
8
+7)
3
5
×
8
9
÷
5
8
5
6
×
1
4
+
5
6
×
3
4
96×
4
5
-36÷
5
4
+
4
5
×40
4
9
÷[(
1
3
-
1
9
)×2]
3
4
+
7
9
+
1
4
-
4
9
2
7
×
5
9
÷
2
7
×
5
9
11
12
-
3
7
)-(
4
7
-
7
12
3
5
×0.25+
3
5
×
3
4
题型:解答题难度:中档来源:不详

答案

(1)class="stub"5
12
×class="stub"7
25
×class="stub"3
14

=class="stub"7
60
×class="stub"3
14

=class="stub"1
40


(2)class="stub"7
9
÷class="stub"1
2
÷class="stub"35
36

=class="stub"14
9
×class="stub"36
35

=class="stub"8
5


(3)class="stub"1
14
×(class="stub"7
8
+7),
=class="stub"1
14
×class="stub"7
8
+7×class="stub"1
14

=class="stub"1
16
+class="stub"1
2

=class="stub"9
16


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

=class="stub"8
15
×class="stub"8
5

=class="stub"64
75


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

=class="stub"5
6
×(class="stub"1
4
+class="stub"3
4
),
=class="stub"5
6
×1,
=class="stub"5
6


(6)96×class="stub"4
5
-36÷class="stub"5
4
+class="stub"4
5
×40,
=96×class="stub"4
5
-36×class="stub"4
5
+class="stub"4
5
×40,
=(96-36+40)×class="stub"4
5

=100×class="stub"4
5

=80;

(7)class="stub"4
9
÷[(class="stub"1
3
-class="stub"1
9
)×2],
=class="stub"4
9
÷[class="stub"2
9
×2],
=class="stub"4
9
÷class="stub"4
9

=1;

(8)class="stub"3
4
+class="stub"7
9
+class="stub"1
4
-class="stub"4
9

=(class="stub"3
4
+class="stub"1
4
)+(class="stub"7
9
-class="stub"4
9
),
=1+class="stub"1
3

=1class="stub"1
3


(9)class="stub"2
7
×class="stub"5
9
÷class="stub"2
7
×class="stub"5
9

=class="stub"2
7
×class="stub"5
9
×class="stub"7
2
×class="stub"5
9

=(class="stub"2
7
×class="stub"7
2
)×(class="stub"5
9
×class="stub"5
9
),
=1×class="stub"25
81

=class="stub"25
81


(10)(class="stub"11
12
-class="stub"3
7
)-(class="stub"4
7
-class="stub"7
12
),
=class="stub"11
12
-class="stub"3
7
-class="stub"4
7
+class="stub"7
12

=(class="stub"11
12
+class="stub"7
12
)-(class="stub"3
7
+class="stub"4
7
),
=class="stub"3
2
-1,
=class="stub"1
2


(11)class="stub"3
5
×0.25+class="stub"3
5
×class="stub"3
4

=class="stub"3
5
×(0.25+class="stub"3
4
),
=class="stub"3
5
×1,
=class="stub"3
5

更多内容推荐