Hartono H, SujanaA, SopandiW. Analysis of The Conceptual Understanding of Elementary School Students on The Concept of Fractions through Distance Teaching Materials using WhatsApp Group. ICEE [Internet]. 2021Apr.12 [cited 2024Apr.25];3(1):595-00. Available from: http://proceedings.upi.edu/index.php/icee/article/view/1519