1.通常分子读基数,分母读序数（分子超过1时,分母加复数词尾-s）
1/2 a(或one) half 1/3 a(或one) third 1/4 a quarter 或 one fourth
2/3 two thirds 9/10 nine tenths
2.比较复杂的分数读法如下：
15/64 fifteen over(或by) sixty-four
3.代分数读法如下：
5 3/4 five and three quarters
4.百分数读法如下：
17/100(或17%) seventeen percent
5.千分数读法如下：
7/1000 seven per mill
正面回答：eleven over three
