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Outline
Temp
排列
a wheel of fortune-1
Permutation of different cards (distinguishable objects)
Combinations of different cards (distinguishable objects)
Temp
Author:
chisunch1
排列
a wheel of fortune-1
Permutation of different cards (distinguishable objects)
Combinations of different cards (distinguishable objects)
Next
排列
New Resources
異分母分數減法
四邉形 (四年級) 教師版
兩位數除以一位數（二）
畫出對稱圖形
画直线等分三角形的面积
Discover Resources
彩虹理髮
這好難用
翰林B4講p192_類1
平行線(方格版)
Angles in a Circle:Property 2
Discover Topics
Tangent Line or Tangent
Trigonometric Functions
Cylinder
Interest Calculation
Special Points
