Numeracy is the ability to access, use, interpret and communicate information and mathematical ideas related to numbers in a particular context, therefore numeracy skills are needed for a prospective elementary school teacher. The purpose of this research is to describes prospective elementary school teachers’ numeracy. This type of research is a qualitative descriptive study. The subjects of this study were prospective elementary school teachers’ from Universitas PGRI Adi Buana Surabaya, represented by 1 individual with high and low mathematical ability. Data were obtained through numeracy tasks. Prospective elementary school teachers' with high ability are able to identify, find or access some mathematical information that is relevant to the purpose, involves the use of known mathematical procedures and rules, develops opinions about that information. However, there are some errors in communicating according to the content based on the results of its interpretation. Prospective elementary school teachers' with low ability have been able to identify, find or access some mathematical information that is relevant to the goal, but have not been able to involve the use of procedures and develop opinions about information. Based on the results of this study, arithmetic needs to be a topic of attention to improve mathematics learning achievement in the future.