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百分數(小學):折扣 / 賺賠(HTML5 版)
Author:
GeoGebra Institute of Hong Kong
,
Anthony OR 柯志明
English version:
64151 Percentages: Selling Problems
GeoGebra
New Resources
拼砌四邊形
找出對稱軸
直角坐標平面上的旋轉變換
兩位數加法
【案例】2018年全国1卷理科12题
Discover Resources
內切圓滾動
Lens
test
两角差的正弦公式证明1
S408 Penrose 階梯
Discover Topics
Statistical Characteristics
Histogram
Ellipse
Piecewise Functions
Mode