求教一个关于1/3的数学问题我有一个疑问,1/3*3=1,1/3=0.3333(3循环),0.3333(3循环)*3=0.9999(9循环),也就是无限接近于1,1/3和0.3333(3循环)是相等的~怎么乘以相同的数值~得出来的确实1和无限接近于1呢
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![求教一个关于1/3的数学问题我有一个疑问,1/3*3=1,1/3=0.3333(3循环),0.3333(3循环)*3=0.9999(9循环),也就是无限接近于1,1/3和0.3333(3循环)是相等的~怎么乘以相同的数值~得出来的确实1和无限接近于1呢](/uploads/image/z/4945797-45-7.jpg?t=%E6%B1%82%E6%95%99%E4%B8%80%E4%B8%AA%E5%85%B3%E4%BA%8E1%2F3%E7%9A%84%E6%95%B0%E5%AD%A6%E9%97%AE%E9%A2%98%E6%88%91%E6%9C%89%E4%B8%80%E4%B8%AA%E7%96%91%E9%97%AE%2C1%2F3%2A3%3D1%2C1%2F3%3D0.3333%283%E5%BE%AA%E7%8E%AF%29%2C0.3333%283%E5%BE%AA%E7%8E%AF%29%2A3%3D0.9999%EF%BC%889%E5%BE%AA%E7%8E%AF%EF%BC%89%2C%E4%B9%9F%E5%B0%B1%E6%98%AF%E6%97%A0%E9%99%90%E6%8E%A5%E8%BF%91%E4%BA%8E1%2C1%2F3%E5%92%8C0.3333%283%E5%BE%AA%E7%8E%AF%29%E6%98%AF%E7%9B%B8%E7%AD%89%E7%9A%84%7E%E6%80%8E%E4%B9%88%E4%B9%98%E4%BB%A5%E7%9B%B8%E5%90%8C%E7%9A%84%E6%95%B0%E5%80%BC%7E%E5%BE%97%E5%87%BA%E6%9D%A5%E7%9A%84%E7%A1%AE%E5%AE%9E1%E5%92%8C%E6%97%A0%E9%99%90%E6%8E%A5%E8%BF%91%E4%BA%8E1%E5%91%A2)
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