Returns TRUE if the value is any error value except NA. Also learn how to work with exponents and basic mathematical functions. If Trim and Clean dont help then just use the left 250 characters.
One of the big missing pieces in Excel formulas has been the ability to loop to repeat over a set of logic at a dynamically defined interval.
There are ways that you can manually configure the interval at which Excel recalculates to mimic this to an extent but its not inherent to the formula language. SUM AVERAGE to work no matter how large or small the data set I choose. If Trim and Clean dont help then just use the left 250 characters. This function adds all of the values of the cells in the argument.