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分数加法 Fraction Addition
Author:
math Ku
Topic:
Addition
,
Algebra
,
Fractions
GeoGebra
New Resources
柱體建築師
錐體建築師
兩位數除以一位數（一）
兩組對邊相等和有直角的四邊形
異分母分數減法
Discover Resources
部分佔全部的百分率: 例1
[問題] 橢圓兩焦點 (6,0), (0,8)
Version 3
彩色包絡球
光的反射
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