题目内容
1221÷3=
[ ]
A.47 |
B.407 |
C.470 |
D.704 |
答案:B
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竖式计算
1221
÷3=[
]
A .47 |
B .407 |
C .470 |
D .704 |
题目内容
1221÷3=
[ ]
A.47 |
B.407 |
C.470 |
D.704 |
竖式计算
1221
÷3=[
]
A .47 |
B .407 |
C .470 |
D .704 |