修路队第一天修路5/9千米,第二天修了6/9千米,两天共修(1(2/9))千米?)^*@5{)R8V:I-k6]*c;k/N5d6]+P8M4I
算式:提示7u4Y6@/~2t1K6f9})H3v(h)^*@5{)R8V:I-k6]*c;k/N5d6]+P8M4I
答:两天共修1(2/9)千米。)^*@5{)R8V:I-k6]*c;k/N5d6]+P8M4I