题目内容
计算:
(1)(-3)+(-4)-(+11)-(-19)
(2)(4)-32×2+3×(-2)2
(3)(
-
-
)×36
(4)1
×(-1
)×(-1
)×|-1
|
(1)(-3)+(-4)-(+11)-(-19)
(2)(4)-32×2+3×(-2)2
(3)(
1 |
9 |
1 |
6 |
1 |
18 |
(4)1
1 |
6 |
1 |
2 |
1 |
4 |
1 |
5 |
(1)原式=-3-4-11+19
=-18+19
=1;
(2)原式=-9×2+3×4
=-18+12
=-6;
(3)原式=
×36-
×36-
×36
=4-6-2
=4-8
=-4;
(4)原式=
×
×
×
=
.
=-18+19
=1;
(2)原式=-9×2+3×4
=-18+12
=-6;
(3)原式=
1 |
9 |
1 |
6 |
1 |
18 |
=4-6-2
=4-8
=-4;
(4)原式=
7 |
6 |
3 |
2 |
5 |
4 |
6 |
5 |
=
21 |
8 |

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