A.+(-3)+2=5 | B.(
| ||||||||
C.(-3)÷(-
| D.2×[33-(-3)3]=0 |
1 |
2 |
1 |
3 |
1 |
2 |
1 |
3 |
1 |
3 |
3 |
4 |
2 |
3 |
1 |
3 |
1 |
4 |
4 |
9 |
6 |
5 |
1 |
3 |
1 |
2 |
5 |
4 |
2 |
3 |
1 |
3 |
2 |
3 |
1 |
2 |
2 |
9 |
1 |
2 |
A.若a是有理数,则-a一定是负数 |
B.两个有理数的和不一定大于这两个有理数的差 |
C.0是最小的正整数 |
D.若|a|+a=0,则a<0 |
2 |
3 |
9 |
4 |
3 |
2 |
A.1个 | B.2个 | C.3个 | D.4个 |
A.106元 | B.102元 | C.101.6元 | D.111.6元 |
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