The improvement of education quality is affected by teachers' performance. There are several factors that can influence teachers' performance such as problem solving skill and teachers' motivation while doing their duties. This research aimed to know the contribution amount of adversity quotient and working motivation to teachers' performance at elementary schools in Gugus VII Mengwi, in academic year of 2020/2021. The type of this research was ex-post facto. The sample was taken by total sampling technique in which 32 population members were selected to be the sample. Furthermore, the data were collected by reviewing teachers' performance documents and administrating questionnaire about adversity quotient and working motivation. The data were analyzed through descriptive statistics analysis and inferential statistics analysis. The result of this research shows that : (1) there is a significant contribution of adversity quotient to teachers' performance with correlation coefficient of 0.6315 and the percentage of the contribution is 26.98%, (2) there is a significant contribution of working motivation to teachers' performance with correlation coefficient of 0.6943 and the percentage of the contribution is 36.76%, (3) there is a significant contribution of adversity quotient and working motivation to the teachers' performance with correlation coefficient of 0.7984 and the percentage of the contribution is 63.74%. In conclusion, there is a significant contribution of adversity quotient and working motivation to the teachers' performance.