(1)100以内所有的8的倍数有 .
(2)30= × = × = × = ×
54= × = × = × = ×
30的全部因数有:
54的全部因数有: .
(1)100以内所有的8的倍数有 .
(2)30= × = × = × = ×
54= × = × = × = ×
30的全部因数有:
54的全部因数有: .
试题篮
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