正有理数集合:(-(-11), 22 7 ,0. ? 3 ,|-2 3 5 |);负有理数集合:(+(-2),-0.314,-4 1 3 );整数集合:(+(-2),0,-(-11));自然数集合:(0,-(-11));分数集合:(-0.314, 22 7 ,-4 1 3 ,0. ? 3 ,|-2 3 5 |).