数字是表示数目的文字或符号我们的祖先由于生产实践的需要，开始是扳着指头计数的，即“屈指而数”，以后是用绳子打结来表示的，即“结绳记数”一战国时期庄周就提到过“优美作结绳”，周代《易经》中也有“上古结绳而活”之说，可见远古时代一我国劳动人民就已经懂得了数的 Number is the number of words or symbols that represent our ancestors due to the production needs of practice, the beginning is to pull the fingers count, that is, “the number of flexor”, later is tied with a rope to indicate that the “knot count” a During the Warring States Period, Zhuang Zhou mentioned the “graceful knot rope”, and the “Book of Changes” in the Zhou Dynasty also said “the ancient knot and the rope live”, we can see that in ancient times a working people in our country already knew a few