I would let him know how much diapers/wipes, food, and any other essentials are costing you and at least split that.
That seems reasonable that he would share the costs for the kids while youre separated. I would ask
Would expect him to be paying half of all you child related expenses!
I would let him know how much diapers/wipes, food, and any other essentials are costing you and at least split that.