This calculator determines the value of child support to be paid based on income, days the children spend in your custody, and other child-related expenses. Use this worksheet when (a) Parents share custody of all the children for whom support is being determined, or (b) when one parent has primary physical custody.Use this worksheet when one parent (or a third party) has primary physical custody of all of the children for whom support is being determined. Information about child support, filing, court process, enforcement and more. Contents. Use our child support calculator to provide an estimate of the child support payments the court may order you to pay in NC.. Call us today at 919-829-1006. The child custody arrangement between the parties involved in a child support case is one of the primary components in calculating child support. The NC child support calculator is another resource intended to help parents determine how much money they will pay in monthly child support. Sodoma Law helps both prospective alimony payors and recipients in Charlotte, Mecklenburg County, and throughout western North Carolina. Durational alimony is the long-term financial support one spouse pays the other. Instructions concerning Different Groups in the Church.