Is next class period’s topic Ebonics ...
Exactly. Common core is the tool used by the radical egalitarians to make every one , regardless of capability, equally unable to solve math problems in any rational, meaningful or useful way.
Smart kids are taught math is such a way that they become functionally math illiterate because the problem solving methods used are cumbersome and unworkable in the real world and as such have no functional advantage over other students who have neither the desire, inclination or ability to learn math skills
Consequentially, all are equal in frustration and students of all skill levels are equal in their inability to use math as a problem solving tool.
All except the ruling elites, of course, who are eventually taught real math skills to get the job done in the real world