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## How to calculate AVERAGE with intersecting tables

This article shows how to calculate average with intersecting tables using AVERAGE function and intersect operator, the space character (” “). Syntax =AVERAGE(first range second range) Steps Type =AVERAGE( function Select or type the first range reference...

## Count values with Excel intersect operator

Excel intersect operation is handled by the space character (” “). You can intersect multiple rages by space in range supporting formulas. This article shows how to COUNT intersecting ranges with COUNT function and Excel intersect operator. Syntax...

## How to calculate SUM with intersecting tables

This article shows how to calculate sum with intersecting tables using SUM function and intersect operator, the space character (” “). Syntax =SUM(first range second range) Steps Type =SUM( function Select or type the first range reference that includes...

## How to lookup across two tables with VLOOKUP and IF functions

How to lookup across two tables by a condition is a combination of the VLOOKUP and the IF functions. The IF function handles which table and VLOOKUP handles what to search for. Syntax =VLOOKUP(lookup value, IF(condition, first table if condition is TRUE, second table...

## How to count by month

To count by month has nothing different than How to COUNT values between two dates. However, this article shows you a more dynamic and specialized way with EOMONTH function that you don’t need to guess how many days in a month to count month. If you only want to...

## How to calculate monthly averages

This article shows you how to calculate monthly averages from a data table containing dates and values using AVERAGEIFS and EOMONTH functions. If you only want to calculate the number of days in a month, please refer to the article: How to find number of days in month...

## How to sum by month

To sum by month has nothing different than How to SUM values between two dates using SUMIFS formula. However, this article shows you a more dynamic and specialized approach combining EOMONTH and SUMIFS functions that you don’t need to guess how many days in a...

## How to find number of days in a month

This article shows you how to find number of days in a month to make your month-driven calculations dynamic. DAY and EOMONTH functions help us for this tip. Syntax =DAY(EOMONTH(Date, 0)) Steps Start with =DAY( Continue with EOMONTH( Select or type the range that...

## How to find errors in a list

This article shows how to find errors in a list by using ISERROR and MATCH functions in an array formula. Syntax { =MATCH(TRUE, ISERROR(search array), 0) } Steps Start with =MATCH( function Type TRUE, variable to search for the matched values Continue with ISERROR(...