āđ€āļ™āļ·āđˆāļ­āļ‡āđƒāļ™āđ‚āļ­āļāļēāļŠāđ„āļ”āđ‰āļ•āļĩāļžāļīāļĄāļžāđŒāļœāļĨāļ‡āļēāļ™āļ§āļīāļˆāļąāļĒ āļĢāļ°āļ”āļąāļšāļ™āļēāļ™āļēāļŠāļēāļ•āļīāļāļĨāļļāđˆāļĄ Scopus Q1 āđ€āļĢāļ·āđˆāļ­āļ‡ Developing primary teachers' pedagogical content knowledge on fractions through transformative lesson study incorporating open approach model: a collaborative case study āļšāļ—āļ„āļ§āļēāļĄāļ™āļĩāđ‰āđ„āļ”āđ‰āļĢāļąāļšāļāļēāļĢāļ•āļĩāļžāļīāļĄāļžāđŒāđƒāļ™āļ§āļēāļĢāļŠāļēāļĢāļ§āļīāļŠāļēāļāļēāļĢāļĢāļ°āļ”āļąāļšāļ™āļēāļ™āļēāļŠāļēāļ•āļī International Journal of Lesson and Learning Studies āļ›āļĩāļ—āļĩāđˆ 15 āļ‰āļšāļąāļš 5