把下列各数填在相应的集合里:0.2,-3.14,6,-3分之4,-0.13循环,330,0,-5%,2又1/6,-12中.
问题描述:
把下列各数填在相应的集合里:0.2,-3.14,6,-3分之4,-0.13循环,330,0,-5%,2又1/6,-12中.
正数是?分数是?正整数是?负整数是?正有理数是?负有理数是?自然数是?
答
正数是{0.2,6,330,2又1/6,}
分数是{0.2,-3.14,-3分之4,-0.13循环,-5%,2又1/6,}
正整数是{6,330}
负整数是{-12}
正有理数是{0.2,6,330,2又1/6}
负有理数是{-3.14,-3分之4,-0.13循环,-5%,-12}
自然数是{6,330,0}