1 / 4 - 1 / 8 =3 / 4 - 3 / 8 =1 / 2 - 1 / 8 =2 - 5 / 8 =1 / 3 - 1 / 6 =1 - 5 / 6 =3 / 5 - 1 / 10 =2 / 3 - 4 / 6 =5 / 6 - 2 / 3 = 2 - 7 / 10 =5 / 6 - 1 / 4 =5 / 6 - 4 / 9 =5 / 3 - 3 / 5 =7 / 9 - 2 / 3 ?
1 / 4 - 1 / 8 = 3 / 4 - 3 / 8 = 1 / 2 - 1 / 8 = 2 - 5 / 8 = 1 / 3 - 1 / 6 = 1 - 5 / 6 = 3 / 5 - 1 / 10 = 2 / 3 - 4 / 6 = 5 / 6 - 2 / 3 = 2 - 7 / 10 = 5 / 6 - 1 / 4 = 5 / 6 - 4 / 9 = 5 / 3 - 3 / 5 = 7 / 9 - 2 / 3 =.