分数的加法
2013-05-28 06:35
本范例演示了分数加法的计算过程。通过GeoGebra的LCM（最小公倍数）、GCD（最大公约数）和Div（除法）等命令，动态展示分数相加时的通分与约分步骤。利用变量和文本对象直观呈现分子、分母及计算结果，帮助学生理解分数加法的核心原理与运算规则。
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