题目内容
算:
(1)11+(-22)-3×(-11);
(2)-3
-(-
)+(-6
)+1
;
(3)[(-1)2005-(
-
-
)×24]÷|-32+5|;
(4)-4ab+8-2b2-9ab-8;
(5)
a-(
a-4b-6c)+3(-2c+2b).
(1)11+(-22)-3×(-11);
(2)-3
| 1 |
| 4 |
| 1 |
| 9 |
| 3 |
| 4 |
| 8 |
| 9 |
(3)[(-1)2005-(
| 3 |
| 4 |
| 1 |
| 6 |
| 3 |
| 8 |
(4)-4ab+8-2b2-9ab-8;
(5)
| 1 |
| 3 |
| 1 |
| 2 |
(1)原式=11-22+33=22
(2)原式=-
+
-
+
=-8
(3)原式=-1-
×24×(-
)=-
(4)原式=-13ab-2b2
(5)原式=
a-
a+4b+6c-6c+6b=-
a+10b.
(2)原式=-
| 13 |
| 4 |
| 1 |
| 9 |
| 27 |
| 4 |
| 17 |
| 9 |
(3)原式=-1-
| 18-4-9 |
| 24 |
| 1 |
| 4 |
| 3 |
| 2 |
(4)原式=-13ab-2b2
(5)原式=
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 6 |
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