分數加法和減法

這程式來自 Morton Betts,由Samsam翻譯。

 

Samsam

 
Material Type
Activity
Tags
fractions  and  subtractiing  fractions 
Target Group (Age)
6 – 10
Language
Chinese Traditional / 繁體中文‎
 
 
GeoGebra version
4.2
Views
2269
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