数的来历原始社会,人类在狩猎、种植、捕鱼、采集等活动中,要与野果、鱼、木棒、石头等打交道,久而久之,人们便有了多少、数量的意识.这种对数的认识往往与实物联系在一起,如用“月亮”代表“1”,用“眼睛”、“耳朵”、“鸟的翅膀”代表“2”.这是由于只有一个月亮,人有 From the primitive society of numbers, humans have to deal with wild fruits, fish, sticks, stones, etc. in hunting, planting, fishing, and gathering. As time goes by, people have a sense of quantity and quantity. This kind of logarithm Cognition is often associated with physical objects. For example, “moon” represents “1” and “eye”, “ear” and “bird’s wings” represent “2.” This is because there is only one moon and people have