“Abstract Improving Students’ Mathematic Achievement By Using Task Method At The Third Grade Students In Sd Negeri 07 Pinang Sebatang Barat, Kecamatan Tualang Kabupaten Siak In Academic Year 2015/2016”, JIPS, vol. 2, no. 1, pp. 83–91, Mar. 2018, doi: 10.36057/jips.v2i1.312.