“…In addition to its significance in all disciplines, reasoning has special and essential place in mathematics (NCTM, 2009, p.4). In many countries, mathematical reasoning is valued and activities that improve mathematical reasoning are included in the mathematics curriculum (Fujita & Jones, 2014;Herbert, Vale, Bragg, Loong & Widjaja, 2015;Thompson, Hatfield, Yoon, Joshua & Byerley,2017). Mathematical reasoning provides a strong foundation for students to understand a wide range of mathematical ideas such as rate of change and linearity, exponential growth, rate (Adu-Gyamfi & Bossé, 2014;Ellis, Ozgur, Kulow, Dogan & Amidon, 2016;Lobato & Siebert, 2002).…”