相乘後 總和 (12688)

B7=SUMPRODUCT(LEFT(B2:B4,FIND("*",B2:B4)-1)*MID(B2:B4,FIND("*",B2:B4)+1,9))

另解=SUM(10^MMULT(LOG(TEXT({1,-1}%,SUBSTITUTE(A2:A12,"*",";"))),{1;1}))



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