You are right I'm not from the States. However, my rather quick and shallow search has shown me that in the USA too, it should be taught in first year math classes how to draw and read analog clocks and in second year the concept of 24 hour days, AM and PM should be taught.

Some people are illiterate everywhere. What’s your point? Anyone can look ip literacy stats in the US, you aren’t revealing some dirty secret. So some kids can’t tell time. Prove it’s worse instead of repeating whatever pointless hot take you’re pushing.

Parents might not be helping. Doesn't mean they aren't teaching it. Schools are experiencing a surge in apathetic students since covid and LLMs became widespread. Also teachers will complain about the standouts, doesn't mean it's every student.

You even said it yourself:

some

And yes, I used the word dumb to paraphrase what you were implying with your post. Again, maybe don't criticize others' reading ability if your comprehension level can't handle a simple summation of a point.