<![CDATA[This research aims to improve students mathematic learning aoutcomes in rank number material. The type of research used is Classroom Action Research. This research design refes to the Arikunto, namely (1) planning stage; (2) implementation stage; (3) observation stage; (4) reflection stage. The subject of this research were 32 students in class X E1, consisting of 13 male students and 19 famale students for the 2023/2024 academic year. This research was carried out in two cycles. The data collection methods used in thid research were observation techniques and written tests. The research results show that implementing differentiated learning with the Teaching at The Right Level (TaRL) approach can improve student learning outcomes. This can be seen in cycle I, the percentage of completeness wa 59,4%, while in cycle II the percentage of completeness reached 84,4%.]]>
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