“So what do the actual numbers of black slave owners and their slaves tell us? In 1830, the year most carefully studied by Carter G. Woodson, about 13.7 percent (319,599) of the black population was free. Of these, 3,776 free Negroes owned 12,907 slaves“
https://www.africanamerica.org/topic/did-black-people-own-slaves?nc=1
I learned that in school. Sorry about your victim teaching inner city education,