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Cracking the Code of Place Value: The Relationship between "Place" and "Value" Takes Years to Master
Peer reviewed
Direct linkCheung, Pierina; Ansari, Daniel – Developmental Psychology, 2021
"Place value," which underlies the meanings of multidigits, encompasses the principle of position and base-10 rules. To understand 65, one needs to know that the digits 6 and 5 occupy different positions and thus represent ordered values of different magnitudes (i.e., the "principle of position") and that the value of each…
Descriptors: Number Concepts, Children, Child Development, Age Differences
