how to write logic to minus the value

Hai .The Basic value Of Chicks Alive is 1000.When I add Mortality as 5.the Result Value Is 9995.when I give Value To Mortality again s 10.in this time The result is 9985.how to write logic for this

Hello Tamilarasan,

In below discussion there is one oml file. You can refer it.

https://www.outsystems.com/forums/discussion/68873/change-the-value/

Regards,

Ajit Kurane.

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