Hello
I have project calculate its same this page link
i would like just add 2 think numbers from screenshot
3- its the pris so when i add the price for using PC monthly its 100$ and i choice the date from 1- may-2023 to 15-may-2023 , its cose half the price well be 50% total
5 when i add all like using pc, salary worker and extra time i need the total all

3- its the pris so when i add the price for using PC monthly its 100$ and i choice the date from 1- may-2023 to 15-may-2023 , its cose half the price well be 50$ total
i mean 50$
if price 200$ , so well be 100$ its about depende how many days work and the price in textbox if add 100$ or 300$ make a different how many days work also what’s is the best way to make this project in normal table or GridView ?