In this guide, you’ll learn how to stop Excel from calculating blank cells as zeros by creating efficient, reusable solutions that differentiate between actual zeros and blank cells.

The Excel ISBLANK function returns TRUE if cell value is blank and False if the cell is not blank, and it is also an information function.

3. Repeat the value above in Excel Depending on where you receive your data, you might find that some blank cells should contain the value in the cell above.