How to multiply two values without clicking a button | jQuery

Code snippets link :

Any doubts or omissions :

[israelmfwamba]

Hi, This is the best code about arithmetics operations I never seen before. Beleive me. Some I meet are good but sometime make logics conflits. Simple and powerfull. Big thanx!

[jamalkhan]

sir I want to minus received balance from the remaining balance but its not working properly can you please guide me

[dongholcity]

Thank you very much
How to do for multiple rows

[sahan_rashmika]

Thank you machan 🙏 try karala kiyannam.

[abukawser]

Hi bro tanks
It so clear your technical method
How can we select multiple item at the same time
Like sales of different item with different price

[lestersanchez]

ill be grateful if you add the decimal places and semicolon.