How do I apply a formula to multiple rows at the same time?

[ManhattanRebel]

I understand how to apply a formula one row at a time, but how can I apply a
forula to more than one row at a time.. In other words, write formula once
and apply to all rows in two colums at one time.

 

[Dave Peterson]

Check your other post.

I understand how to apply a formula one row at a time, but how can I apply a
forula to more than one row at a time.. In other words, write formula once
and apply to all rows in two colums at one time.