Mathematics, 03.03.2020 03:45, Killion2022

Problems with the join and separate structures, with the start or initial amount unknown, tend to be the hardest for young students to understand and accurately solve. Identify the reason for they are more challenging for young children to use .A) Children can model the physical action.
B) Children can act out the situation.
C) Children cannot use counters for the initial amount.
D) Children cannot grasp a quantity represents two things at once.

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Problems with the join and separate structures, with the start or initial amount unknown, tend to be...