题目内容
计算:
(1)-3÷
+(-1)2008×(-22)+0×(-101);
(2)-0.253÷(-
)3+(
-
)×(-1)100;
(3)-|-3+2
|-|-
|+1÷(-3)2×(-2)3;
(4)-17-
×[-22-(-3)2]×[(-2)3+0÷(-1)5].
(1)-3÷
| 1 |
| 3 |
(2)-0.253÷(-
| 1 |
| 2 |
| 1 |
| 8 |
| 1 |
| 2 |
(3)-|-3+2
| 1 |
| 3 |
| 1 |
| 9 |
(4)-17-
| 4 |
| 13 |
(1)原式=-9+1×(-4)+0=-13;
(2)原式=
×8+(-
)=
-
=-
;
(3)原式=-
-
+
×(-8)=-
-
-
=-
=-
;
(4)原式=-1-
×(-4-9)×(-8)=-1-32=-33.
(2)原式=
| 1 |
| 64 |
| 3 |
| 8 |
| 1 |
| 8 |
| 3 |
| 8 |
| 1 |
| 4 |
(3)原式=-
| 2 |
| 3 |
| 1 |
| 9 |
| 1 |
| 9 |
| 6 |
| 9 |
| 1 |
| 9 |
| 8 |
| 9 |
| 15 |
| 9 |
| 5 |
| 3 |
(4)原式=-1-
| 4 |
| 13 |
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