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Laski, Elida V.; Vasilyeva, Marina; Schiffman, Joanna – Journal of Montessori Research, 2016
Understanding of base 10 and place value are important foundational math concepts that are associated with higher use of decomposition strategies and higher accuracy on addition problems (Laski, Ermakova, & Vasilyeva, 2014; Fuson, 1990; Fuson & Briars, 1990; National Research Council, 2001). The current study examined base-10 knowledge,…
Descriptors: Mathematics Instruction, Mathematical Concepts, Knowledge Level, Primary Education