In the Analyze Ribbon Tab in the Calculations Ribbon Group you clicked the Fields, Items, & Sets button. In the Fields, Items, & Sets menu, you clicked the Calculated Field... menu item. Inside the Insert Calculated Field dialog, you typed Total Pay in the Name input, typed =Salary+Bonus in the Formula input, and clicked the OK button. Explanation: In order to add a calculated field to a PivotTable, first select the PivotTable. Then, click on the Fields, Items, & Sets drop-down menu in the Analyze tab. From there, select Calculated Field. A new window will pop up. In the Name field, type in the name of the new field, such as Total Pay. In the Formula field, type in the formula for the field. In this case, the formula would be =Salary+Bonus. Finally, click OK to add the new field to the PivotTable.