Legal analysis: parents have the obligation to raise and educate their children, and children have the obligation to support and help their parents. The maintenance obligor who constitutes the above relationship shall bear the responsibility of maintenance or support according to law. If the per capita monthly income of the dependents or dependents' families is lower than the minimum living security line, the maintenance or maintenance expenses that the maintenance obligor should bear shall be calculated according to the following methods: the calculation of alimony. First, calculate the per capita monthly income of children's families. When the per capita monthly income of children is lower than the minimum living security line, it is deemed that children are unable to provide alimony to their parents. When the per capita monthly income of children's families is higher than the minimum living security line, the excess is calculated as 50 children with less than two children and 40 children with more than three children. Alimony payable is divided by the number of dependents to get the alimony paid to each dependent. The standards for determining alimony by the people's court include the local economic level, the actual needs of the dependents and the financial ability of the dependents. The content of alimony payment is divided into six aspects: first, the basic alimony of the elderly; The second is the medical expenses of the elderly who can't take care of themselves; Fourth, the housing costs of the elderly; Fifth, the necessary spiritual consumption expenditure; Sixth, the necessary insurance costs.

Legal basis: Article 11 of the Law of the People's Republic of China on the Protection of the Rights and Interests of the Elderly shall fulfill the obligations of financial support, life care and spiritual comfort for the elderly and take care of their special needs.