qiú / zhè / liǎng / gè / fēn / shù / de / zuì / xiǎo / gōng / fēn / mǔ / zài / jìn / xíng / bǐ / jiào

求这两个分数的最小公分母，再进行比较。

Find the lowest common denominator of these two fractions before comparing them.