all T-Mobile 11:45 AM texsu.blackboard.com ACC 300 Fall 2017 Excel Assignment 2 Is there a quick way to calculate the number of business days in a particular period? A CPA preparing payroll may need to determine how many business days have to be accounted for.Enter official holiday dates in highlighted area. Exclude the holidays in your calcculatins. Hint: Use NETWORKDAYS function Beginning date Ending date NUMBER OF WORKDAYS 12/31/17 New year