Complex sentence: In Mumbai, there is also the Jewish founded "Sir Jacob Sassoon High School" and "Sir Elly Kadoorie High School", but today there are only a handful of Jewish students left but they once had Hebrew and Torah classes.
Split into simpler sentences: In Mumbai, there is also the Jewish founded "Sir Jacob Sassoon High School" and "Sir Elly Kadoorie High School". Today there are only a handful of Jewish students left, but they once had Hebrew and Torah classes.