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包含除法（1 ÷分數）
Author:
GeoGebra Institute of Hong Kong
Topic:
Fractions
GeoGebra
New Resources
兩位數除以一位數（一）
四邉形 (四年級) 教師版
兩位數加法
兩組對邊相等和有直角的四邊形
拼砌四邊形
Discover Resources
優良作品2(怡婷)
Locus: Fixed Distance From Fixed Point
香港貨幣
Test
畢氏定理
Discover Topics
Boxplot
Rotation
Hypothesis Testing
Square
Angles