(-5/3) , (-1/10) , 3/10 , (-2/7) , 2/4 , 10/3 , (-1/8)
我做法是把分数换成小数点。
(-5/3) = -1.67
(-1/10) = -0.1
3/10 = 0.3
(-2/7) = -0.286
2/4 = 0.5
10/3 = 3.33
(-1/8) = -0.125
逆序排列：
= 3.33 , 0.5 , 0.3 , -0.1 , -0.125 , -0.167 , -0.286
= 10/3 , 2/4 , 3/10 , (-1/10) , (-1/8) , (-5/3) , (-2/7)
