This example shows you how to create an array formula that sums every nth row in Excel.

This example shows you how to create an array formula that sums the largest numbers in a range.

This example shows you how to create an array formula that sums a range with errors.

Summing with Or criteria in Excel can be tricky. This article shows several easy to follow examples.

This example shows you how to solve a system of linear equations in Excel.

This example teaches you how to find the most frequently occurring word in Excel.

This example shows you how to create an array formula that counts the number of errors in a range.

This example shows you how to create an array formula that counts unique values.

Counting with Or criteria in Excel can be tricky. This article shows several easy to follow examples.