The hard part is understanding what exactly goes where and what you can deduct and what you should discard. No, the 1040ez isn't hard, but that's why it's called ez.
Teachers can't decide what material the students learn. They're usually just as frustrated with the topics they're forced to teach as you are. The DOE only cares that students can pass standardized tests, so that's what our teachers help us learn.
Why do you want to learn how to get a mortgage in fucking history class. How about asking your parents, or googling it? Oh just kidding, it's o much easier to complain about school, right?
Teacher: No that's not important, but was IS important is on which day Julius ceasar died...about 2000 fucking years ago