Worksheets to calculate guideline amounts of maintenance and child support. Optional tools to help with calculations are below.Basic Calculation: DETERMINE WHICH FORMULA APPLIES BY CHECKING THE BOXES BELOW: QUESTION A: Will child support be paid for childrenof the marriage? Specific factors are determined in calculating spousal support in New York including income of both parties and the duration of marriage. 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 State law provides guidelines in calculating spousal support on temporary and permanent basis. If you need a spousal support calculator in NY use the New York Sate Unified Court System. Why not start with a consultation today to learn more. New York Alimony or Maintenance Calculator that calculates alimony or maintenance payable based on a state formula. In this video, learn how to calculate maintenance (alimony) in New York.