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Direct linkStijn Van Der Auwera; Bert De Smedt; Joke Torbeyns; Lieven Verschaffel – Educational Studies in Mathematics, 2024
This study is the first to examine the associations between the occurrence, frequency, and adaptivity of children's subtraction by addition strategy use (SBA; e.g., 712 - 346 = ?; 346 + 54 = 400, 400 + 300 = 700, 700 + 12 = 712, and 54 + 300 + 12 = 366) and their underlying conceptual knowledge. Specifically, we focused on two rarely studied…
Descriptors: Mathematics, Subtraction, Addition, Children
