Kuinka monta bantukieltä on olemassa?
The total number of Bantu languages ranges in the hundreds, depending on the definition of "language" vs. "dialect" estimated at between 440 and 680 distinct languages.
The total number of Bantu speakers is in the hundreds of millions, estimated around 350 million in the mid-2010s (roughly 30% of the total population of Africa, or roughly 5% of world population).
Bantu languages are largely spoken east and south of present-day Cameroon, throughout Central Africa, Southeast Africa and Southern Africa. 
between 440 and 680