题目
题型:解答题难度:一般来源:不详
3 |
2 |
2 |
3 |
答案
3 |
2 |
2 |
3 |
=-
3 |
2 |
=-
3 |
2 |
=-6.
核心考点
举一反三
(1)-2+(-4)-(-2);
(2)(-2
23 |
172 |
1 |
2 |
23 |
172 |
1 |
2 |
(3)(-
2 |
3 |
4 |
3 |
3 |
4 |
(4)-32+(-2)+(-3)2.
(1)(+
1 |
5 |
1 |
3 |
4 |
5 |
2 |
3 |
(2)-24+5×(-3)-6÷(-
1 |
6 |
3 |
2 |
2 |
3 |
3 |
2 |
2 |
3 |
3 |
2 |
3 |
2 |
23 |
172 |
1 |
2 |
23 |
172 |
1 |
2 |
2 |
3 |
4 |
3 |
3 |
4 |
1 |
5 |
1 |
3 |
4 |
5 |
2 |
3 |
1 |
6 |