Common MMULT questions usually focus on errors, result checks, and repeated use across cells. This FAQ includes 3 common answers.
FAQ
Why does the MMULT function show a #VALUE! error?
- Check whether the cells used in the calculation contain text, blanks, or non-numeric values.
- Confirm that the number of columns in the first array matches the number of rows in the second array.
- Clean the data if needed, then enter or confirm the formula again.
Why is the MMULT result different from what I expected?
- Check whether the referenced ranges are correct.
- Confirm that the related cells use suitable numeric content for matrix calculation.
- Review the arguments step by step to verify the formula.
How to use the MMULT function in WPS on Windows across multiple cells?
- Enter the MMULT formula in the starting cell first.
- Check the result area and references to see whether you need to adjust them.
- Copy the formula to other locations and confirm that the results still match your expectation.
Glossary
| Term | Definition |
|---|---|
| MMULT | A function that returns the matrix product of two arrays. |
| array1 | The first array argument in MMULT. |
| array2 | The second array argument in MMULT. |