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根據百分率找數量（二）: 例1
Author:
GeoGebra Institute of Hong Kong
Topic:
Percentages
GeoGebra
New Resources
兩組對邊相等的四邊形
GeoGebra笔记功能体验课件
判斷球體
找出對稱軸
直角坐標平面上的旋轉變換
Discover Resources
優良作品1(沛綺)
百分數：折扣 / 賺賠
城市
時鐘
Copy of 指數函數與對數函數圖形圖形(同底)
Discover Topics
Multiplication
Volume
Linear Programming or Linear Optimization
General Quadrilateral
Rhombus