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(1)(-3.14)+(+4.96)+(+2.14)+(-7.96)(2)(-158)÷(-235)(3)(−78)×217(4)(-913)-|-456|+|0-516|-23(5)(-81)÷(+36)×(-223)(6)(-12)×0÷(-35)×(-123)

题目详情
(1)(-3.14)+(+4.96)+(+2.14)+(-7.96)
(2)(-1
5
8
)÷(-2
3
5
)    
(3)(
7
8
)×2
1
7

(4)(-9
1
3
)-|-4
5
6
|+|0-5
1
6
|-
2
3
             
(5)(-81)÷(+36)×(-2
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3

5
8
)÷(-2
3
5
)    
(3)(
7
8
)×2
1
7

(4)(-9
1
3
)-|-4
5
6
|+|0-5
1
6
|-
2
3
             
(5)(-81)÷(+36)×(-2
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
5
8
5588
3
5
)    
(3)(
7
8
)×2
1
7

(4)(-9
1
3
)-|-4
5
6
|+|0-5
1
6
|-
2
3
             
(5)(-81)÷(+36)×(-2
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
3
5
3355
7
8
)×2
1
7

(4)(-9
1
3
)-|-4
5
6
|+|0-5
1
6
|-
2
3
             
(5)(-81)÷(+36)×(-2
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
7
8
7788
1
7

(4)(-9
1
3
)-|-4
5
6
|+|0-5
1
6
|-
2
3
             
(5)(-81)÷(+36)×(-2
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
1
7
1177
1
3
)-|-4
5
6
|+|0-5
1
6
|-
2
3
             
(5)(-81)÷(+36)×(-2
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
1
3
1133
5
6
|+|0-5
1
6
|-
2
3
             
(5)(-81)÷(+36)×(-2
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
5
6
5566
1
6
|-
2
3
             
(5)(-81)÷(+36)×(-2
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
1
6
1166
2
3
             
(5)(-81)÷(+36)×(-2
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
2
3
2233
2
3

(6)(-
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
2
3
2233
1
2
)×0÷(-
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
1
2
1122
3
5
)×(-1
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
3
5
3355
2
3
)                        
(7)2×(-3)-3÷(-
1
2
)-(-2)3
2
3
2233
1
2
)-(-2)3
1
2
11223
▼优质解答
答案和解析
(1)原式=[(-3.14)+(+2.14)]+[(+4.96)+(-7.96)]
=-1+(-3)
=-4;
(2)原式=
13
8
×
5
13

=
5
8

(3)原式=-
7
8
×
15
7

=-
15
8

(4)原式=-9
1
3
-4
5
6
+5
1
6
-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
13
8
131313888×
5
13

=
5
8

(3)原式=-
7
8
×
15
7

=-
15
8

(4)原式=-9
1
3
-4
5
6
+5
1
6
-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
5
13
555131313
=
5
8

(3)原式=-
7
8
×
15
7

=-
15
8

(4)原式=-9
1
3
-4
5
6
+5
1
6
-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
5
8
555888;
(3)原式=-
7
8
×
15
7

=-
15
8

(4)原式=-9
1
3
-4
5
6
+5
1
6
-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
7
8
777888×
15
7

=-
15
8

(4)原式=-9
1
3
-4
5
6
+5
1
6
-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
15
7
151515777
=-
15
8

(4)原式=-9
1
3
-4
5
6
+5
1
6
-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
15
8
151515888;
(4)原式=-9
1
3
-4
5
6
+5
1
6
-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
1
3
111333-4
5
6
+5
1
6
-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
5
6
555666+5
1
6
-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
1
6
111666-
2
3

=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
2
3
222333
=-10+10
=0;
(5)原式=81×
1
36
×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
1
36
111363636×
8
3

=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
8
3
888333
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.