How to test a range for numbers in Excel
To test a range for numbers, you can use a formula based on the ISNUMBER and SUMPRODUCT functions. See example below: Formula =SUMPRODUCT(–ISNUMBER(range))>0 Explanation In the example shown, the formula in xxxx is: =SUMPRODUCT(–ISNUMBER(C5:C9))>0 How this formula works Working from the inside out, the ISNUMBER function will return TRUE when given a number and FALSE if …