<p>1. All formulas begin with the = sign 2. Syntax - </p><p> o Add "+"</p><p> o Subtract "-"</p><p> o Multiply "*" (asterisk)</p><p> o Divide "/" (slash) 3. Auto Sum - find the sum of a column, looks for values above or to the left</p><p> o Home tab/ Editing Group/ ∑</p><p> o ALT /=/ENTER</p><p> o Formula Tab/ ∑ 4. Common Functions - most used functions, click on drop down box beside ∑</p><p> o Sum</p><p> o Average</p><p> o Count Numbers</p><p> o Max</p><p> o Min 5. Copying Formulas</p><p> o Formula is copied relatively</p><p> o Cells change in relation to formula location 6. Absolute Cell Reference</p><p> o Make absolute or fixed reference</p><p> o Type dollar sign before column letter and row number  Ex: $C$3</p><p> o Click on cell and press F4 for shortcut 7. Date Field that will update each time the file is opened Formulas ribbon →Function Library Group →Date & Time → NOW function</p>