Explanation

Excel’s formula engine has some quirks that you should be aware of.

One of these quirks is that Excel will treat a text value as larger than a number by default.

For example:

The second formula above returns TRUE when you probably expect it to return FALSE.

Excel formula: Count cells that contain text

you could see this behavior in the worksheet shown in cells D9:D11.

For example, theCOUNTIFandCOUNTIFSfunctions don’t exhibit this behavior.

For example, theSUMPRODUCTformula in cell F7 returns 4:

This is an example of usingBoolean logicin a formula.

Excel COUNTIF function

Excel COUNTIFS function

Excel SUMPRODUCT function

Excel ISNUMBER function