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Author Question: Problems with the join and separate structures, with the start or initial amount unknown, tend to be ... (Read 26 times)

SAVANNAHHOOPER23

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on: Feb 18, 2021
Problems with the join and separate structures, with the start or initial amount unknown, tend to be the hardest for students to understand and accurately solve. Identify the reason for they are more challenging for children to use.
◦ Children can model the physical action.
◦ Children can act out the situation.
◦ Children cannot use counters for the initial amount.
◦ Children cannot grasp a quantity represents two things at once.
Elementary and Middle School Mathematics: Teaching Developmentally ¦ Van de Walle, Karp, Bay-Williams ¦ 10th Edition
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Marked as best answer by SAVANNAHHOOPER23 on Feb 18, 2021

amy.lauersdorf90

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Reply #1 on: Feb 18, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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SAVANNAHHOOPER23

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Reply 2 on: Feb 18, 2021
Excellent

AngeliqueG

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Reply 3 on: Yesterday
Wow, this really help

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