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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
算柱 (兩位數)
四邉形 (四年級) 教師版
三位數除以一位數（二）
【案例】2018年全国1卷理科12题
兩組對邊相等和有直角的四邊形
Discover Resources
圓和弦圓和弦
線性組合
同底等高
(004)80201辛宇婕
初中动点问题的制作方法-单位向量法
Discover Topics
Variance
Secant Line or Secant
Coordinates
Curve Sketching
Translation