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包含除法（整數或分數 ÷ 分數）
Author:
sing333
,
GeoGebra Institute of Hong Kong
Topic:
Fractions
GeoGebra
New Resources
兩位數加法
判斷球體
算柱 (兩位數)
直角坐標平面上的旋轉變換
四邉形 (四年級) 教師版
Discover Resources
仿生獸
垂直線的斜率關係
數位學習社
旋轉指令
轉彎的文字
Discover Topics
Arithmetic
Equilateral Triangles
Rhombus
Median Line
Congruence