Abstract :
This research has aims to comparison of mathematics learning result of between the classes taught with cooperative learning type Student Team Achievement Division (STAD) and cooperative learning type Numbered Heads Together (NHT) at VII SMPN 6 Siak Hulu Academic Year 2018/2019. That is experimental research which conducted on March 2019 through April 2019. This research is an experimental research by using design pretest and posttest. The populations of the research were all VII grade students at SMPN 6 Siak Hulu. The sample were two classes, namely class experiment VII.1 as STAD and the class VII.4 as class experiment NHT. Sampling technique with purposive sampling. Result learning result data of test were analyzed by using