In today's world, it's an absolute must that you know Microsoft Excel for most office jobs. There's some formulas and functions that will make your use of Excel more productive . This course shows you how to use 25 "Must-Know" formulas and functions. Topics: Autosum Relative Absolute Linking sheets If And Or Nested if Countif Sumif Averageif Sumifs Countifs Averageifs iferror Vlookup Hlookup Xlookup Match Index Subtracting dates Networkdays Adding days to a date Workday Weekday/Weeknum The course also includes the Excel file that is used in the video. It has the file before the changes, and then another copy of the file with all of the formulas and functions. It also includes the presentation used in PDF format.