Worksheets to calculate guideline amounts of maintenance and child support. Optional tools to help with calculations are below.New York courts use standardized guidelines to arrive at a suggested amount of spousal maintenance. Judges can deviate from the amount when appropriate. 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. Specific factors are determined in calculating spousal support in New York including income of both parties and the duration of marriage. Alimony is the money one spouse may pay another upon divorce according to a court-sanctioned agreement or a court order. 40 percent of the sum of both parties' incomes will be calculated, and the payee's income will be subtracted from this amount. Your divorce lawyer in New York will explain the two main methods for calculating alimony. Get the legal help you deserve.