When using SUMPRODUCT, the most common questions focus on errors, unexpected results, and filling the formula across multiple cells; this section covers 3 frequent questions.
FAQ
What should I do if SUMPRODUCT returns #VALUE!?
- Check whether all referenced ranges have matching dimensions.
- Check whether the referenced cells contain content that cannot be used in the calculation.
- Remove extra spaces, correct invalid references, and confirm the formula again.
Why is the SUMPRODUCT result different from what I expected?
- Check whether the referenced ranges are correct, especially the starting and ending rows.
- Confirm that the related cells contain numeric values instead of numbers stored as text.
- Review each array argument one by one, and if needed, verify the logic with separate multiplication and addition steps.
How do I use SUMPRODUCT in multiple cells?
- Enter and confirm the formula in the first target cell.
- Set relative or absolute references as needed.
- Drag the fill handle or copy and paste the formula into other target cells.
Glossary
| Term | Definition |
|---|---|
| Array | A group of cells or values that participate in a function calculation in order. |
| Argument | The input used by a function, such as a range, value, or condition. |
| Sum of products | A calculation method that multiplies corresponding values first and then adds all product results together. |