An object is to reduce a document generating time period of a form or the like, and to generate an appropriate document having correct calculation results even if it is necessary to calculate the aggregate of calculation target data extending over a plurality of pages. To achieve the object, the information processing apparatus is a system for generating a form by filling a plurality of insertion data into a template, which has a requesting unit configured to request one or more other apparatuses to execute processing of filling part of the plurality of insertion data into the template, wherein the requesting unit decides, according to the difference between two consecutive insertion data in the plurality of insertion data, the part of the insertion data the one or more other apparatuses are requested to fill into the template.