### KEMAMPUAN KOMUNIKASI MATEMATIS SISWA DALAM MATERI HIMPUNAN DI KELAS VII SMP NEGERI 7 KUBU RAYA

#### Abstract

*Abstract*

*This research aimed to describe the studentsâ€™ mathematical communication ability to solve questions of sets in 7th grade of SMP Negeri 7 Kubu Raya. The research method was descriptive and research design was survey. The subject of this research was students of class VII A ofSMP Negeri 7 Kubu Raya. The subject was choosen based on teacherâ€™s recommendation. The research used quetions to know the studentsâ€™ mathematical communication ability. There were two questions and each questions had one of two indicators of mathematical communication ability**.**The result **of this study indicate that students mathematical communication skill obtained of **55%.** This can be seen based on indicators of mathematical communication ability s**tudentsâ€™ mathematical communication ability in expressing problem into Vennâ€™s diagram or notation of sets was 20% and it was categorized as very low and studentsâ€™ mathematical communication ability in interpretation of problem into mathematics model or Vennâ€™s diagram was 90% and it is categorized as very high.*

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*Keywords: Sets, Mathematical Communication**,**Mathematical Communication Ability*

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