CCE is most successful system to evaluate the student in Indian education system. In the CCE Teachers evaluate students in day-to-day basis and use the feedback for improvement in teaching - learning process. During implementation of CCE many mathematics teachers face problems like classroom control, group activities etc. The investigator conducted a research to know how mathematics teachers are assessing and evaluating their students by implementing CCE and their opinion about CCE. A survey research was conducted by the investigator. Tools used for the study is questionnaire. Ten upper primary schools were selected from the Vadodara city. Questionnaire was distributed and analyses as per the responses given by the teachers. Data analysis was done using in percentage. It was found that most of the teachers do not have problems in completing the syllabus after implementing CCE. Most of the teachers faced difficulties in conducting group activities. Most of the teachers opined thatCCE promoted student's critical thinking and higher order thinking.