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Author Question: What is the importance of students knowing the commutative property? (Read 33 times)

Yi-Chen

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on: Feb 18, 2021
What is the importance of students knowing the commutative property?
◦ Applies to addition and subtraction.
◦ Helps students master basic facts because, if they really understand it, it reduces the number of individual facts they have to memorize.
◦ Should be demonstrated with problems that have the same sums but different addends.
◦ Is a term that even very young students should memorize?
Elementary and Middle School Mathematics: Teaching Developmentally ¦ Van de Walle, Karp, Bay-Williams ¦ 10th Edition
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Marked as best answer by Yi-Chen on Feb 18, 2021

parker125

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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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Yi-Chen

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Reply 2 on: Feb 18, 2021
Excellent

irishcancer18

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Reply 3 on: Yesterday
Wow, this really help

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