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Author:
杨华
GeoGebra
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兩位數除以一位數(二)
【案例】2018年全国1卷理科12题
柱體建築師
【案例】2013年安徽高考15题
兩位數加法
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linear function
百分數:折扣、盈利與虧損
eye tracing
Temp
垂線性質2
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Similar Triangles
Quadrilaterals
Rational Numbers
Conditional Probability
Functions