[理工] 100中興資工 計組
想問
assuming three-digit allcation,let A,B,C and D be the nine's complement of th
e following three decimal number a,b,c and d, there a=234,b=561,c=-125,d=-11
1
what is the value of A-B+C-D?
選項：(A)2434 (B)1158 (C)-218 (D)-658 (E)none of them
想問九補數該怎麼算
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