Every Excel expert knows how to navigate without a mouse and how to format data using keyboard shortcuts. But do you know how to insert a sum without typing the formula? Have you struggled to ...

Excel formulas are like little instructions you give to Excel to do calculations or manipulate data within your spreadsheet. You can use them for basic tasks, such as adding or subtracting numbers ...

and we're also using the INDIRECT function to tell Excel where to look to calculate this average. The first cell we will ...