However, you are free to alter this behavior and even stop calculation in Excel. When you first open or edit a workbook, Excel automatically recalculates those formulas whose dependent values (cells, values, or names referenced in a formula) have changed. These options control when and how Excel recalculates formulas. manual calculationĮxcel automatic calculation vs. In this tutorial, we will have a close look at how each of the above settings works and how to change them. Precision - the degree of accuracy for a calculation.

Iteration - the number of times a formula is recalculated until a specific numeric condition is met. Overall, there are three basic Excel calculations settings you should be familiar with:Ĭalculation mode - whether Excel formulas are recalculated manually or automatically.

Less known, but no less important are 'background' settings that can speed up, slow down, or even stop your Excel calculations. There are many details you should know about basic Excel formulas, functions, the order of arithmetic operations, and so on. To be able to use Excel formulas efficiently, you need to understand how Microsoft Excel does calculations. The tutorial explains the basics of Excel calculation settings and how to configure them to have formulas recalculated automatically and manually.