Mersin N, Akkaş EN. COMPARISON OF PROBLEMS RELATED TO THE MULTIPLICATION OF FRACTIONS IN MATHEMATICS TEXTBOOKS: THE CASE OF SINGAPORE AND TURKEY. IOJET [Internet]. 2022 Mar. 31 [cited 2025 Dec. 28];9(2):930-54. Available from: https://iojet.org/index.php/IOJET/article/view/1624