PENGEMBANGAN LEMBAR KERJA SISWA (LKS) MATEMATIKA BERBASIS MASALAH UNTUK KELAS IX SMP/MTs PADA POKOK BAHASAN BARISAN DAN DERET

-, Juliati ( Pendidikan Matematika)
Eka Afri, Lusi ( Pendidikan Matematika)

Jurnal Ilmiah Mahasiswa FKIP Prodi Matematika
Vol 1, No 1 (2016): Jurnal lmiah Mahasiswa Prodi Matematika UPP

The purpose of  the research was to  produced student’s worksheets that based valid problem and sequence and series practical comprehension. The research was used about Research and Development it’s consisted of three phase. They were  defining, designing and developing. The research’s subject was students grade IX at MTs Fathul Anwar 2015/2016 year. The instrument used validation sheet and question were practical. It has Processed to based valid and practical  thorough  defining phase, designing phase and developing phase. Worksheets development had valided by 4 validators and  got about 3,18 validation grade in the phase. While practical got try out and evaluation used practical quisioner by expert had got 77,5 % mark result practically.  Practical try out  by teacher had got  84,09% mark result.  With best practically. Student’s try out had got 84,13 % mark result with their best practically at  MTs Fathul Anwar  grade IX.  There fore the conclusion of the worksheet had based valid problem and best practically.