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20180407 同分母分數減法 TEST
Author:
makkei
GeoGebra
New Resources
四邉形 (四年級) 教師版
兩位數加法
画直线等分三角形的面积
異分母分數減法
兩位數除以一位數(二)
Discover Resources
sierpinski carpet
六年級_截面_柱體_多邊形
Copy of 固定面積的圖形的周界變化
ghk99a29 扇形旋轉
文繞圖1
Discover Topics
Quadratic Functions
Expected Value
Geometric Distribution
Median Line
Step Functions