... Wiley, the Wiley Publishing logo, For Dummies, the Dummies Man logo, A Reference for the Rest of Us!, The Dummies Way, Dummies Daily, The Fun and Easy Way, Dummies. com, Making Everything Easier, ... with Excel formulas.Autofilling cellsThe first is autofill, Excel’s capability for repeating a calculation throughout a worksheet. Insert a formula into a cell, and you can drag that formula ... H11). That should be straightforward, right? Create a formula for I2, and then autofill cells I3 through I10.Similar to the earlier example, I’d start by entering this formula into I2:=H2/H11Press...