Find missing dates in a set of date ranges

The formula in cell B8, shown above, extracts dates not included in the date ranges, in other words, dates that […]

Insert rows for missing values

HughMark asks:  I have 2 columns named customer (A1) and OR No. (B1). Under customer are names enumerated below them. […]

How to calculate missing months in a given date range

Question: I have dates in a list. I would like to know how to identify missing months in this list […]

Identify missing numbers in a range

Question: How do I find missing numbers between 1-9 in a range? 1 3 4 5 6 7 8 8 […]

Identify missing three character alpha code numbers

This blog article answers a comment in this blog article: Identify missing values in two columns using excel formula Question: […]

Identify missing numbers in two columns based on a numerical range

Question: I want to find missing numbers in two ranges combined? They are not adjacent. Answer: Array formula in cell […]

Identify missing numbers in a column

Table of contents Missing numbers (array formula) Missing numbers (vba) Missing numbers (array formula) Question: I want to find missing […]

Highlight missing values between to columns

The picture above shows two lists. How do I highlight values in List 1 that are not in List 2? […]

How to automatically fill all blanks with missing data or formula

Question: I have two lists. The first list contains two columns, unique values and names. The second list contains unique […]

Find missing numbers in a range containing multiple columns

Question: I have numbers spanning over multiple columns. I want to know the smallest value and the largest value and […]

What values are missing in List 1 that exists i List 2?

Question: How to filter out data from List 1 that is missing in list 2? Answer: This formula is useful […]