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 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. New York Alimony or Maintenance Calculator that calculates alimony or maintenance payable based on a state formula. Couples and the courts can use NYS spousal maintenance calculators to decide on the amount to be paid. Use our calculator to get a quick, approximate estimate for child support and maintenance payments in New York. New York uses a formula as a guideline for setting alimony payments, but courts can exercise considerable discretion in ordering alimony. Once you input the income and deduction information, the Calculator will automatically figure out the guideline amount of spousal support. How Do New York Courts Calculate Temporary Spousal Maintenance?