TH-KN Phân số a ÷ b (partitive)

to recognize a ÷ b = a/b in the context of partitive division Thessaloniki (Macedonia-Greece) July 2014

 

Nguyễn Văn Kính

 
자료 유형
활동
태그
대상 그룹 (연령)
9 – 12
언어
English (United Kingdom)
 
 
 
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