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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
)÷(-2
)
(3)(−
)×2
(4)(-9
)-|-4
|+|0-5
|-
(5)(-81)÷(+36)×(-2
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
)÷(-2
)
(3)(−
)×2
(4)(-9
)-|-4
|+|0-5
|-
(5)(-81)÷(+36)×(-2
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
5 5 8 8
)
(3)(−
)×2
(4)(-9
)-|-4
|+|0-5
|-
(5)(-81)÷(+36)×(-2
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
3 3 5 5
−
)×2
(4)(-9
)-|-4
|+|0-5
|-
(5)(-81)÷(+36)×(-2
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
7 7 8 8
(4)(-9
)-|-4
|+|0-5
|-
(5)(-81)÷(+36)×(-2
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
1 1 7 7
)-|-4
|+|0-5
|-
(5)(-81)÷(+36)×(-2
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
1 1 3 3
|+|0-5
|-
(5)(-81)÷(+36)×(-2
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
5 5 6 6
|-
(5)(-81)÷(+36)×(-2
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
1 1 6 6
(5)(-81)÷(+36)×(-2
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
2 2 3 3
)
(6)(-
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
2 2 3 3
)×0÷(-
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
1 1 2 2
)×(-1
)
(7)2×(-3)-3÷(-
)-(-2)3.
3 3 5 5
)
(7)2×(-3)-3÷(-
)-(-2)3.
2 2 3 3
)-(-2)3.
1 1 2 2 3
(2)(-1
5 |
8 |
3 |
5 |
(3)(−
7 |
8 |
1 |
7 |
(4)(-9
1 |
3 |
5 |
6 |
1 |
6 |
2 |
3 |
(5)(-81)÷(+36)×(-2
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
5 |
8 |
3 |
5 |
(3)(−
7 |
8 |
1 |
7 |
(4)(-9
1 |
3 |
5 |
6 |
1 |
6 |
2 |
3 |
(5)(-81)÷(+36)×(-2
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
5 |
8 |
3 |
5 |
(3)(−
7 |
8 |
1 |
7 |
(4)(-9
1 |
3 |
5 |
6 |
1 |
6 |
2 |
3 |
(5)(-81)÷(+36)×(-2
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
3 |
5 |
−
7 |
8 |
1 |
7 |
(4)(-9
1 |
3 |
5 |
6 |
1 |
6 |
2 |
3 |
(5)(-81)÷(+36)×(-2
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
7 |
8 |
1 |
7 |
(4)(-9
1 |
3 |
5 |
6 |
1 |
6 |
2 |
3 |
(5)(-81)÷(+36)×(-2
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
1 |
7 |
1 |
3 |
5 |
6 |
1 |
6 |
2 |
3 |
(5)(-81)÷(+36)×(-2
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
1 |
3 |
5 |
6 |
1 |
6 |
2 |
3 |
(5)(-81)÷(+36)×(-2
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
5 |
6 |
1 |
6 |
2 |
3 |
(5)(-81)÷(+36)×(-2
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
1 |
6 |
2 |
3 |
(5)(-81)÷(+36)×(-2
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
2 |
3 |
2 |
3 |
(6)(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
2 |
3 |
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
3 |
5 |
2 |
3 |
(7)2×(-3)-3÷(-
1 |
2 |
2 |
3 |
1 |
2 |
1 |
2 |
▼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=
×
=
;
(3)原式=-
×
=-
;
(4)原式=-9
-4
+5
-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
13 13 138 8 8×
=
;
(3)原式=-
×
=-
;
(4)原式=-9
-4
+5
-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
5 5 513 13 13
=
;
(3)原式=-
×
=-
;
(4)原式=-9
-4
+5
-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
5 5 58 8 8;
(3)原式=-
×
=-
;
(4)原式=-9
-4
+5
-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
7 7 78 8 8×
=-
;
(4)原式=-9
-4
+5
-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
15 15 157 7 7
=-
;
(4)原式=-9
-4
+5
-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
15 15 158 8 8;
(4)原式=-9
-4
+5
-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
1 1 13 3 3-4
+5
-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
5 5 56 6 6+5
-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
1 1 16 6 6-
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
2 2 23 3 3
=-10+10
=0;
(5)原式=81×
×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
1 1 136 36 36×
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
8 8 83 3 3
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
=-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 |
5 |
6 |
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 |
5 |
13 |
=
5 |
8 |
(3)原式=-
7 |
8 |
15 |
7 |
=-
15 |
8 |
(4)原式=-9
1 |
3 |
5 |
6 |
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 |
=
5 |
8 |
(3)原式=-
7 |
8 |
15 |
7 |
=-
15 |
8 |
(4)原式=-9
1 |
3 |
5 |
6 |
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 |
(3)原式=-
7 |
8 |
15 |
7 |
=-
15 |
8 |
(4)原式=-9
1 |
3 |
5 |
6 |
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 |
15 |
7 |
=-
15 |
8 |
(4)原式=-9
1 |
3 |
5 |
6 |
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 |
=-
15 |
8 |
(4)原式=-9
1 |
3 |
5 |
6 |
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 |
(4)原式=-9
1 |
3 |
5 |
6 |
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 |
5 |
6 |
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 |
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 |
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 |
=-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 |
8 |
3 |
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
8 |
3 |
=6;
(6)原式=0;
(7)原式=-6+6-(-8)
=8.
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