You should remove all the calculated fields from your table and then replicate them in a query like so:
TotaleAdulti: [adulto]*[adulti]
That does not go in the criteria section, but the top line of the Query Design form. That will produces the calculation you need. Follow that example to replace all your caluculated fields.
TotaleAdulti: [adulto]*[adulti]
That does not go in the criteria section, but the top line of the Query Design form. That will produces the calculation you need. Follow that example to replace all your caluculated fields.