正整数:2008;
负整数:-3,-10,
正分数:3/4,0.25,1又5分之2,0.3,0.618,
负分数:-1/2,-22/7
整数:0,-10,-3,2008;
正数:2008,3/4,1又5分之2,0.3,0.618
负数:-3,-10,-1/2,-22/7
正整数:2008;
负整数:-3,-10,
正分数:3/4,0.25,1又5分之2,0.3,0.618,
负分数:-1/2,-22/7
整数:0,-10,-3,2008;
正数:2008,3/4,1又5分之2,0.3,0.618
负数:-3,-10,-1/2,-22/7