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(1)(-12.7)-(-525)-87.3+335(2)-2.5÷516×(-18)÷(-4)(3)(16-23+512)×(-36)(4)-14×|1-76|+34×[(-23)2-2].
题目详情
(1)(-12.7)-(-5
)-87.3+3
(2)-2.5÷
×(-
)÷(-4)
(3)(
-
+
)×(-36)
(4)-14×|1-
|+
×[(-
)2-2].(1)(-12.7)-(-5
)-87.3+3
(2)-2.5÷
×(-
)÷(-4)
(3)(
-
+
)×(-36)
(4)-14×|1-
|+
×[(-
)2-2].
)-87.3+3
(2)-2.5÷
×(-
)÷(-4)
(3)(
-
+
)×(-36)
(4)-14×|1-
|+
×[(-
)2-2].
2 5 2 2 5 5
(2)-2.5÷
×(-
)÷(-4)
(3)(
-
+
)×(-36)
(4)-14×|1-
|+
×[(-
)2-2].
3 5 3 3 5 5
×(-
)÷(-4)
(3)(
-
+
)×(-36)
(4)-14×|1-
|+
×[(-
)2-2].
5 16 5 5 16 16
)÷(-4)
(3)(
-
+
)×(-36)
(4)-14×|1-
|+
×[(-
)2-2].
1 8 1 1 8 8
-
+
)×(-36)
(4)-14×|1-
|+
×[(-
)2-2].
1 6 1 1 6 6
+
)×(-36)
(4)-14×|1-
|+
×[(-
)2-2].
2 3 2 2 3 3
)×(-36)
(4)-14×|1-
|+
×[(-
)2-2].
5 12 5 5 12 12
4
|+
×[(-
)2-2].
7 6 7 7 6 6
×[(-
)2-2].
3 4 3 3 4 4
)2-2].
2 3 2 2 3 3 2
2 |
5 |
3 |
5 |
(2)-2.5÷
5 |
16 |
1 |
8 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
2 |
5 |
3 |
5 |
(2)-2.5÷
5 |
16 |
1 |
8 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
2 |
5 |
3 |
5 |
(2)-2.5÷
5 |
16 |
1 |
8 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
2 |
5 |
3 |
5 |
(2)-2.5÷
5 |
16 |
1 |
8 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
3 |
5 |
5 |
16 |
1 |
8 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
5 |
16 |
1 |
8 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
1 |
8 |
1 |
6 |
2 |
3 |
5 |
12 |
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
1 |
6 |
2 |
3 |
5 |
12 |
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
2 |
3 |
5 |
12 |
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
5 |
12 |
4
7 |
6 |
3 |
4 |
2 |
3 |
7 |
6 |
3 |
4 |
2 |
3 |
3 |
4 |
2 |
3 |
2 |
3 |
▼优质解答
答案和解析
(1)(-12.7)-(-5
)-87.3+3
=(-12.7-87.3)+(5
+3
)
=-100+9
=-91
(2)-2.5÷
×(-
)÷(-4)
=-8×(-
)÷(-4)
=1÷(-4)
=-
(3)(
-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
2 5 2 2 25 5 5)-87.3+3
=(-12.7-87.3)+(5
+3
)
=-100+9
=-91
(2)-2.5÷
×(-
)÷(-4)
=-8×(-
)÷(-4)
=1÷(-4)
=-
(3)(
-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
3 5 3 3 35 5 5
=(-12.7-87.3)+(5
+3
)
=-100+9
=-91
(2)-2.5÷
×(-
)÷(-4)
=-8×(-
)÷(-4)
=1÷(-4)
=-
(3)(
-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
2 5 2 2 25 5 5+3
)
=-100+9
=-91
(2)-2.5÷
×(-
)÷(-4)
=-8×(-
)÷(-4)
=1÷(-4)
=-
(3)(
-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
3 5 3 3 35 5 5)
=-100+9
=-91
(2)-2.5÷
×(-
)÷(-4)
=-8×(-
)÷(-4)
=1÷(-4)
=-
(3)(
-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
5 16 5 5 516 16 16×(-
)÷(-4)
=-8×(-
)÷(-4)
=1÷(-4)
=-
(3)(
-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
1 8 1 1 18 8 8)÷(-4)
=-8×(-
)÷(-4)
=1÷(-4)
=-
(3)(
-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
1 8 1 1 18 8 8)÷(-4)
=1÷(-4)
=-
(3)(
-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
1 4 1 1 14 4 4
(3)(
-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
1 6 1 1 16 6 6-
+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
2 3 2 2 23 3 3+
)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
5 12 5 5 512 12 12)×(-36)
=
×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
1 6 1 1 16 6 6×(-36)-
×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
2 3 2 2 23 3 3×(-36)+
×(-36)
=-6+24-15
=3
(4)-14×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
5 12 5 5 512 12 12×(-36)
=-6+24-15
=3
(4)-144×|1-
|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
7 6 7 7 76 6 6|+
×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
3 4 3 3 34 4 4×[(-
)2-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
2 3 2 2 23 3 3)22-2]
=-1×
+
×[
-2]
=-
+
×[-
]
=-
-
=-
1 6 1 1 16 6 6+
×[
-2]
=-
+
×[-
]
=-
-
=-
3 4 3 3 34 4 4×[
-2]
=-
+
×[-
]
=-
-
=-
4 9 4 4 49 9 9-2]
=-
+
×[-
]
=-
-
=-
1 6 1 1 16 6 6+
×[-
]
=-
-
=-
3 4 3 3 34 4 4×[-
]
=-
-
=-
14 9 14 14 149 9 9]
=-
-
=-
1 6 1 1 16 6 6-
=-
7 6 7 7 76 6 6
=-
4 3 4 4 43 3 3
2 |
5 |
3 |
5 |
=(-12.7-87.3)+(5
2 |
5 |
3 |
5 |
=-100+9
=-91
(2)-2.5÷
5 |
16 |
1 |
8 |
=-8×(-
1 |
8 |
=1÷(-4)
=-
1 |
4 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
2 |
5 |
3 |
5 |
=(-12.7-87.3)+(5
2 |
5 |
3 |
5 |
=-100+9
=-91
(2)-2.5÷
5 |
16 |
1 |
8 |
=-8×(-
1 |
8 |
=1÷(-4)
=-
1 |
4 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
3 |
5 |
=(-12.7-87.3)+(5
2 |
5 |
3 |
5 |
=-100+9
=-91
(2)-2.5÷
5 |
16 |
1 |
8 |
=-8×(-
1 |
8 |
=1÷(-4)
=-
1 |
4 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
2 |
5 |
3 |
5 |
=-100+9
=-91
(2)-2.5÷
5 |
16 |
1 |
8 |
=-8×(-
1 |
8 |
=1÷(-4)
=-
1 |
4 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
3 |
5 |
=-100+9
=-91
(2)-2.5÷
5 |
16 |
1 |
8 |
=-8×(-
1 |
8 |
=1÷(-4)
=-
1 |
4 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
5 |
16 |
1 |
8 |
=-8×(-
1 |
8 |
=1÷(-4)
=-
1 |
4 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
1 |
8 |
=-8×(-
1 |
8 |
=1÷(-4)
=-
1 |
4 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
1 |
8 |
=1÷(-4)
=-
1 |
4 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
1 |
4 |
(3)(
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
1 |
6 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
2 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
5 |
12 |
=
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
1 |
6 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
2 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-14×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
5 |
12 |
=-6+24-15
=3
(4)-144×|1-
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
7 |
6 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
3 |
4 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
2 |
3 |
=-1×
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
1 |
6 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
3 |
4 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
4 |
9 |
=-
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
1 |
6 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
3 |
4 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
14 |
9 |
=-
1 |
6 |
7 |
6 |
=-
4 |
3 |
1 |
6 |
7 |
6 |
=-
4 |
3 |
7 |
6 |
=-
4 |
3 |
4 |
3 |
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