The Ohio Child Support Calculator will provide an estimate of the support obligations that may be included in a court or administrative child support order. The goal of this video is to do a spousal support calculation quickly and professionally so that you'll be better able to evaluate your client's interests.Ohio does not use a specific mathematical formula to calculate alimony. However, this calculator offers an estimate of a potential alimony award in Ohio. No formula under Ohio law specifies how spousal support is calculated. (However, some courts offer guidelines that will at least get you in a ballpark.) Ohio Spousal Support Calculator is an inexpensive first step in advocating your client's position and fulfilling your professional obligations. The following calculator provides an estimate of a potential alimony award in the State of Ohio. Our tool will calculate how much spousal support a judge may order. Complete the fields to calculate and estimate.