How to Strikethrough Text in Excel Online When the Format Cells window appears, select the Font tab. MS Excel 2013: Draw a line through a value in a cell On the Home button, click on the lower right of the Font tab to apply strikethrough in excel. Simply go to the cell(s) where you want the strikethrough format to be applied, (7)… How to Strikethrough in Excel | GoSkillsīy far, the simplest method to strikethrough in Excel is the Ctrl+5 shortcut.