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  1. 有向數
    1. 有向數加減 (Part 1)
    2. 有向數加減 (Part 2)

    有向數

    Auteur:Alex CHIK
    GeoGebra 互動數學教室 http://www.geogebra.hk
    有向數

    Inhoudstafel

    • 有向數加減 (Part 1)

      • Addition and Subtraction of Directed Numbers (1) 有向數加減(1)
      • Quiz on Addition and Subtraction of Directed Numbers (1) 有向數加減測驗(1)
    • 有向數加減 (Part 2)

      • Addition and Subtraction of Directed Numbers (2) 有向數加減(2)
      • Quiz on Addition and Subtraction of Directed Numbers (2) 有向數加減測驗(2)
    Volgende
    Addition and Subtraction of Directed Numbers (1) 有向數加減(1)

    Nieuw didactisch materiaal

    • 四邊形的特性
    • 球體建築師
    • 【案例】圆柱体内放置一个大球六个小球
    • 拼砌四邊形
    • 三位數除以一位數(一)

    Ontdek materiaal

    • 任意兩正方形切割重組成一大正方形之動態證明
    • 直線的投影量
    • 三角形的心
    • 圓錐截橫
    • 二項分布與抽樣的副本

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