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计算下列各题:(1)32-(-3)2;(2)(-0.75)×(-1.5)÷(-94);(3)17-12÷(-4)+4×(-5);(4)(-4)2×[(-1)7+34+(-12)3];(5)(-5)-(-5)×120÷120×(-5);(6)413×(-1314)-(-513
题目详情
计算下列各题:
(1)32-(-3)2;
(2)(-0.75)×(-1.5)÷(-
);
(3)17-12÷(-4)+4×(-5);
(4)(-4)2×[(-1)7+
+(-
)3];
(5)(-5)-(-5)×
÷
×(-5);
(6)
×(-
)-(-
)×(-
)-
×(-1
).
22
);
(3)17-12÷(-4)+4×(-5);
(4)(-4)2×[(-1)7+
+(-
)3];
(5)(-5)-(-5)×
÷
×(-5);
(6)
×(-
)-(-
)×(-
)-
×(-1
).
9 4 9 9 4 4
27
+(-
)3];
(5)(-5)-(-5)×
÷
×(-5);
(6)
×(-
)-(-
)×(-
)-
×(-1
).
3 4 3 3 4 4
)3];
(5)(-5)-(-5)×
÷
×(-5);
(6)
×(-
)-(-
)×(-
)-
×(-1
).
1 2 1 1 2 2 3
÷
×(-5);
(6)
×(-
)-(-
)×(-
)-
×(-1
).
1 20 1 1 20 20
×(-5);
(6)
×(-
)-(-
)×(-
)-
×(-1
).
1 20 1 1 20 20
×(-
)-(-
)×(-
)-
×(-1
).
4 13 4 4 13 13
)-(-
)×(-
)-
×(-1
).
13 14 13 13 14 14
)×(-
)-
×(-1
).
5 13 5 5 13 13
)-
×(-1
).
13 14 13 13 14 14
×(-1
).
13 14 13 13 14 14
).
2 13 2 2 13 13
(1)32-(-3)2;
(2)(-0.75)×(-1.5)÷(-
9 |
4 |
(3)17-12÷(-4)+4×(-5);
(4)(-4)2×[(-1)7+
3 |
4 |
1 |
2 |
(5)(-5)-(-5)×
1 |
20 |
1 |
20 |
(6)
4 |
13 |
13 |
14 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
22
9 |
4 |
(3)17-12÷(-4)+4×(-5);
(4)(-4)2×[(-1)7+
3 |
4 |
1 |
2 |
(5)(-5)-(-5)×
1 |
20 |
1 |
20 |
(6)
4 |
13 |
13 |
14 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
9 |
4 |
27
3 |
4 |
1 |
2 |
(5)(-5)-(-5)×
1 |
20 |
1 |
20 |
(6)
4 |
13 |
13 |
14 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
3 |
4 |
1 |
2 |
(5)(-5)-(-5)×
1 |
20 |
1 |
20 |
(6)
4 |
13 |
13 |
14 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
1 |
2 |
1 |
20 |
1 |
20 |
(6)
4 |
13 |
13 |
14 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
1 |
20 |
1 |
20 |
(6)
4 |
13 |
13 |
14 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
1 |
20 |
4 |
13 |
13 |
14 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
4 |
13 |
13 |
14 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
13 |
14 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
5 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
13 |
14 |
13 |
14 |
2 |
13 |
13 |
14 |
2 |
13 |
2 |
13 |
▼优质解答
答案和解析
(1)原式=9-9
=0;
(2)原式=-
×
×
=-
;
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
-
]
=16×(-
)
=-6;
(5)原式=-5-5×
×20×5
=-5-25
=-30;
(6)[
-(-
)-1
]×(-
)
=-
×(-
)
=
.
3 4 3 3 34 4 4×
×
=-
;
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
-
]
=16×(-
)
=-6;
(5)原式=-5-5×
×20×5
=-5-25
=-30;
(6)[
-(-
)-1
]×(-
)
=-
×(-
)
=
.
3 2 3 3 32 2 2×
=-
;
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
-
]
=16×(-
)
=-6;
(5)原式=-5-5×
×20×5
=-5-25
=-30;
(6)[
-(-
)-1
]×(-
)
=-
×(-
)
=
.
4 9 4 4 49 9 9
=-
;
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
-
]
=16×(-
)
=-6;
(5)原式=-5-5×
×20×5
=-5-25
=-30;
(6)[
-(-
)-1
]×(-
)
=-
×(-
)
=
.
1 2 1 1 12 2 2;
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
-
]
=16×(-
)
=-6;
(5)原式=-5-5×
×20×5
=-5-25
=-30;
(6)[
-(-
)-1
]×(-
)
=-
×(-
)
=
.
3 4 3 3 34 4 4-
]
=16×(-
)
=-6;
(5)原式=-5-5×
×20×5
=-5-25
=-30;
(6)[
-(-
)-1
]×(-
)
=-
×(-
)
=
.
1 8 1 1 18 8 8]
=16×(-
)
=-6;
(5)原式=-5-5×
×20×5
=-5-25
=-30;
(6)[
-(-
)-1
]×(-
)
=-
×(-
)
=
.
3 8 3 3 38 8 8)
=-6;
(5)原式=-5-5×
×20×5
=-5-25
=-30;
(6)[
-(-
)-1
]×(-
)
=-
×(-
)
=
.
1 20 1 1 120 20 20×20×5
=-5-25
=-30;
(6)[
-(-
)-1
]×(-
)
=-
×(-
)
=
.
4 13 4 4 413 13 13-(-
)-1
]×(-
)
=-
×(-
)
=
.
5 13 5 5 513 13 13)-1
]×(-
)
=-
×(-
)
=
.
2 13 2 2 213 13 13]×(-
)
=-
×(-
)
=
.
13 14 13 13 1314 14 14)
=-
×(-
)
=
.
6 13 6 6 613 13 13×(-
)
=
.
13 14 13 13 1314 14 14)
=
.
3 7 3 3 37 7 7.
=0;
(2)原式=-
3 |
4 |
3 |
2 |
4 |
9 |
=-
1 |
2 |
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
3 |
4 |
1 |
8 |
=16×(-
3 |
8 |
=-6;
(5)原式=-5-5×
1 |
20 |
=-5-25
=-30;
(6)[
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
3 |
4 |
3 |
2 |
4 |
9 |
=-
1 |
2 |
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
3 |
4 |
1 |
8 |
=16×(-
3 |
8 |
=-6;
(5)原式=-5-5×
1 |
20 |
=-5-25
=-30;
(6)[
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
3 |
2 |
4 |
9 |
=-
1 |
2 |
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
3 |
4 |
1 |
8 |
=16×(-
3 |
8 |
=-6;
(5)原式=-5-5×
1 |
20 |
=-5-25
=-30;
(6)[
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
4 |
9 |
=-
1 |
2 |
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
3 |
4 |
1 |
8 |
=16×(-
3 |
8 |
=-6;
(5)原式=-5-5×
1 |
20 |
=-5-25
=-30;
(6)[
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
1 |
2 |
(3)原式=17+3-20
=20-20
=0;
(4)原式=16×[-1+
3 |
4 |
1 |
8 |
=16×(-
3 |
8 |
=-6;
(5)原式=-5-5×
1 |
20 |
=-5-25
=-30;
(6)[
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
3 |
4 |
1 |
8 |
=16×(-
3 |
8 |
=-6;
(5)原式=-5-5×
1 |
20 |
=-5-25
=-30;
(6)[
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
1 |
8 |
=16×(-
3 |
8 |
=-6;
(5)原式=-5-5×
1 |
20 |
=-5-25
=-30;
(6)[
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
3 |
8 |
=-6;
(5)原式=-5-5×
1 |
20 |
=-5-25
=-30;
(6)[
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
1 |
20 |
=-5-25
=-30;
(6)[
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
4 |
13 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
5 |
13 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
2 |
13 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
13 |
14 |
=-
6 |
13 |
13 |
14 |
=
3 |
7 |
6 |
13 |
13 |
14 |
=
3 |
7 |
13 |
14 |
=
3 |
7 |
3 |
7 |
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