How can I calculate the difference between two values
![alt text][1]
[1]: https://drive.google.com/file/d/1FqoZz8sdt0okrGGS-pBxd1abZJ6r2gE7/view?usp=sharing
[https://drive.google.com/file/d/1FqoZz8sdt0okrGGS-pBxd1abZJ6r2gE7/view?usp=sharing][1]
Dear Sirs,
I could not solve the problem in the picture I shared on the link.
Thanks already for your help...
Regards,Regards,
[1]: https://drive.google.com/file/d/1FqoZz8sdt0okrGGS-pBxd1abZJ6r2gE7/view?usp=sharing