题目内容
30×25-670=
[ ]
A.5810 |
B.80 |
C.101 |
D.5710 |
答案:B
解析:
解析:
30×25-670 =750-670 =80 选B. |
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题目内容
30×25-670=
[ ]
A.5810 |
B.80 |
C.101 |
D.5710 |
30×25-670 =750-670 =80 选B. |