John Leslie Moats (2007) have made use of computer-assisted research, teaching practice, and type practice mathematics for students as a group, the number of trial incompetency 15 people to compare with the students in the control group, incompetency, which does not use a computer to help teach in training and practice by both groups have tested both before and after the study period of 5 weeks in the study findings showed that the average score of the Group experiment with varying levels of skills are not up to criteria as defined and has a average rating achievement is no different with the control group.