Calculating total household members

[Kal_Lam]

Welcome back to the community, @lik23! Maybe this post discussed previously should help you solve your issue:

How to constraint a sum so that the inputs do not exceed the total entered previously?

In this case, you could do this as outlined in the image shared below: In the survey tab of your xlsform: [Image 1] Data entry screen as seen in Enketo: [Image 2] Reference xlsform: Constraint Example.xlsx (10.7 KB)