MS Excel
What symbol is used before a number to make it a label ?

' (apostrophe)
_ (underscore)
" (quote)
= (equal)

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MS Excel
To center worksheet titles across a range of cells, you must

Select the cells containing the title text plus the range over which the title text is to be centered
Widen the columns
Select the cells containing the title text plus the range over which the title text is to be enfettered
Format the cells with the comma style

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