1) write the vlue you want to divide by in a cell;
2) select that cell and then copy;
3) select the range you want divide and then select Edit, CopyPasteSpecial
and clic ond option Divide;
4) clic OK.

Hoping to be helpful

Regards

P.S.: It's not polite writing a post blank with a question just in the
subject... :-)

--
Franz

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To reply translate from italian InVento (no capital letters)
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"me" ha scritto nel messaggio
...