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. Worksheets to calculate guideline amounts of maintenance and child support.Optional tools to help with calculations are below. The amount you get depends on what the father's income is, what your income is, how many children you have together, and what your children's basic needs are. New York Alimony or Maintenance Calculator that calculates alimony or maintenance payable based on a state formula. If you are self-employed, use Line 2 of the Calculator and input the amount on Line 12 of your 1040 form. See how parenting time affects the total. This Child Support Standards Chart can be used to determine an approximate annual child support obligation. The New York government website offers an online calculator that can help you determine how much child support you will be responsible for. Adjustments for spousal support payments.