NASUTION, Siti Ayuna.
 Description Of The Mistakes Of The Fifth Graders Of SD Negeri 1502 Pioner Siborna In Solving Math Problems.
<strong>Indonesian Journal of Basic Education</strong>, [S.l.], v. 5, n. 2, p. 165 - 168, july 2022.
ISSN 2615-8523.
Available at: &lt;<a href="https://www.stkiprokania.ac.id/e-jurnal/index.php/IJOBE/article/view/639" target="_new">https://www.stkiprokania.ac.id/e-jurnal/index.php/IJOBE/article/view/639</a>&gt;. Date accessed: 04 may 2026.
doi: <a href="https://doi.org/10.37728/ijobe.v5i2.639">https://doi.org/10.37728/ijobe.v5i2.639</a>.