If you have a lengthy column of numbers that you need to multiply by a percentage, Excel includes tools to instantly apply the product to the entire range of cells in the column.

Understanding Excel Column Headers Excel refers to rows by number and columns by letter, starting the first row at one and the first column with "A".

I just tried to make something in Numbers for the first time – a race results sheet for a race I’m organizing. The sheet is tremendously simple – just a grid with finish places pre-filled in the ...

You can add a column in Excel by right-clicking or using the “Insert” option. These features are helpful for adding new data to a spreadsheet.