Identify all occurrences of ROW.E ROW.F in the codebase.
Modify the datatype declaration from string to float.
Ensure backward compatibility and handle any potential data conversion issues.
Test thoroughly to verify the correctness of the changes.

Improved performance and accuracy in mathematical operations involving ROW.C.
Better code readability and maintainability.

The proposed change aligns with the requirements for performing mathematical operations on ROW.E ROW.F.
Any potential risks or drawbacks of the proposed change should be discussed and addressed during the implementation process.