Worksheets to calculate guideline amounts of maintenance and child support. Optional tools to help with calculations are below.This page will help you calculate the figures a New York judge would consider in determining how much should be paid in maintenance and child support. New York utilizes a formula when calculating spousal support and child support. Couples and the courts can use NYS spousal maintenance calculators to decide on the amount to be paid. The judge will begin the determination of alimony amount with one of two statutory formulas depending on whether or not child support will also be paid. New York family law has a formula for calculating temporary support based on the income of both spouses and the amount of child support to be paid. There is a Family Court in each borough of New York City. If the non-custodial parent marries again, the court will usually not look at the new spouse's income. However, there are some exceptions.