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包含除法（1 ÷分數）的副本
Author:
xiaodandan
,
GeoGebra Institute of Hong Kong
Topic:
Fractions
GeoGebra
New Resources
四邉形 (四年級) 教師版
Earth with coastline
近似值：有效數字
長方體平面投影 (Codex版)
算柱 (兩位數)
Discover Resources
F1Geometry
正弦函數的遞增與遞減
Distributive Law 1 (分配率 1)
congruent (SSA, RHS)
对数函数——底数大小与图形
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Pie Chart or Circle Chart
Coordinates
Arithmetic Operations
Straight Lines
Terms