题目内容
选一选,正确的答案
(1)2
×3[
]|
A .12-3 |
B .2+4 |
C .2×2 |
D .2×4 |
(2)4
×2[
]|
A .12-3 |
B .2+4 |
C .2×2 |
D .2×4 |
(3)3
×3[
]|
A .12-3 |
B .2+4 |
C .2×2 |
D .2×4 |
(4)5
-1[
]|
A .12-3 |
B .2+4 |
C .2×2 |
D .2×4 |
答案:B;D;A;C
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相关题目
选一选,正确的答案
(1)4
×4[
]|
A .4×3 |
B .20-4 |
C .1+3 |
D .2+1 |
(2)3
×4[
]|
A .4×3 |
B .20-4 |
C .1+3 |
D .2+1 |
(3)1
×3[
]|
A .4×3 |
B .20-4 |
C .1+3 |
D .2+1 |
(4)2
×2[
]|
A .4×3 |
B .20-4 |
C .1+3 |
D .2+1 |
选一选,正确的答案
(1)2
×3[
]|
A .12-3 |
B .2+4 |
C .2×2 |
D .2×4 |
(2)4
×2[
]|
A .12-3 |
B .2+4 |
C .2×2 |
D .2×4 |
(3)3
×3[
]|
A .12-3 |
B .2+4 |
C .2×2 |
D .2×4 |
(4)5
-1[
]|
A .12-3 |
B .2+4 |
C .2×2 |
D .2×4 |
选一选,正确的答案
(1)4
×4[
]|
A .4×3 |
B .20-4 |
C .1+3 |
D .2+1 |
(2)3
×4[
]|
A .4×3 |
B .20-4 |
C .1+3 |
D .2+1 |
(3)1
×3[
]|
A .4×3 |
B .20-4 |
C .1+3 |
D .2+1 |
(4)2
×2[
]|
A .4×3 |
B .20-4 |
C .1+3 |
D .2+1 |