#### Overview of this book

Excel is a popular program. Millions of people throughout the world use it on a regular basis. But it’s a safe bet that the vast majority of users have yet to discover some of the amazing things this product can do. 101 Excel 2013 Tips, Tricks, & Timesavers?is packed with information that you need to know in order to confidently and seamlessly master the challenges that come with using Excel! Excel 2013 is excellent, but there's lots to learn to truly excel at Excel! In this latest addition to his popular Mr. Spreadsheet's Bookshelf series, John Walkenbach, aka "Mr. Spreadsheet," shares new and exciting ways to accomplish and master all of your spreadsheet tasks. From taming the Ribbon bar to testing and tables, creating custom functions, and overcoming "impossible" charts, mixing nesting limits, and more,?101 Excel 2013 Tips, Tricks, & Timesavers?will save you time and help you avoid common spreadsheet stumbling blocks.

Tip 29: Knowing When to Use Absolute and Mixed References

When you create a formula that refers to another cell or range, the cell references are usually relative references. When you copy a formula that uses relative references, the cell references adjust to their new location in a relative manner. Assume this formula (which uses relative references) is in cell A13:

`=SUM(A1:A12)`

If you copy the formula to cell B13, the copied formula is

`=SUM(B1:B12)`

Most of the time, you want cell references to adjust when you copy formulas. That’s why most of the time you use relative references in formulas. But some situations require either absolute or relative references.

Using absolute references

You specify an absolute reference by using two dollar signs (one in front of the column part and one in front of the row part). Here are two examples of formulas that use absolute references:

``=\$A\$1``

`=SUM(\$A\$1:\$F\$24)`

An absolute cell reference...