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 Alimony or Maintenance Calculator that calculates alimony or maintenance payable based on a state formula. New York uses a formula as a guideline for setting alimony payments, but courts can exercise considerable discretion in ordering alimony. NYS provides online spousal maintenance and child support tools found at "NY Courts Maintenance and Child Support Tools. " Some are simpler to use than others. Specific factors are determined in calculating spousal support in New York including income of both parties and the duration of marriage. How Do New York Courts Calculate Temporary Spousal Maintenance? New 2022 New York Maintenance Calculator.