Uh, no. There are several reports on this. Mathematics didn't even have a standard curriculum across the country until recently. Your mom and grandma definitely wasn't taking the same math as your kids are now.
The latest effort to overhaul math and science education offers a fundamental rethinking of the basic structure of knowledge. But will it be given time to work?
www.wired.com
Teahers didn't even really know how to teach math in the 1990's. They weren't really teaching it well.
Evaluating K-8 mathematics instruction over time.
www.brookings.edu
And according to Pew Trust "Gen Zers have higher high school graduation rates and lower dropout rates than those who came before them, and they are more likely to be in college. In 2017, 59 percent of 18- to 20-year-olds were in college, compared with 53 percent of Millennials and 44 percent of Gen Xers at similar ages."
They are some of the nation’s youngest people; born after 1996, the most senior of them will turn 22 this year. But like generations before them, their demographic characteristics, the influences on them—from technology to the economy—and their developing views on a range of issues are beginning...
www.pewtrusts.org