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Patkin, Dorit; Gazit, Avikam – International Journal of Mathematical Education in Science and Technology, 2013
The paper presents findings of a small scale study of a few items related to problem solving with squares and roots, for different teacher groups (pre-service and in-service mathematics teachers: elementary and junior high school). The research participants were asked to explain what would be the units digit of a natural number to be squared in…
Descriptors: Mathematics Instruction, Problem Solving, Computation, Intuition