Consider this follow-up to our previous fraction comparison question:

Now, compare these fractions by filling in the blank with <, >, or =.

(4 / 5) _ (9 / 10)

Think of it like this: if you had 4 parts of a cake that was sliced into 5 equal pieces versus someone who had 9 parts of a cake that was sliced into 10 equal pieces, which one would have more cake?