What is an absolute and relative reference in Excel? 2.  How do you fill down in Excel? 3.  What is the difference between two dates in Excel and why?   A date is the days since 1900 so the difference between two dates is number of days. Please construct an example in Excel to illustrate this statement.

watch this video to answer this questions:

1.  What is an absolute and relative reference in Excel?
2.  How do you fill down in Excel?
3.  What is the difference between two dates in Excel and why?   A date is the days since 1900 so the difference between two dates is number of days. Please construct an example in Excel to illustrate this statement.
4.  What is a named cell in excel?  How are they used?