Complex sentence: Buddhism is a tiny religion in Africa with around 250,000 practicing adherents, and up to nearly 400,000 if combined with Taoism/Chinese Folk Religion as a common traditional religion of mostly new Chinese migrants (significant minority in Mauritius, Réunion, and South Africa).
Split into simpler sentences: Buddhism is a tiny religion in Africa with around 250,000 practicing adherents. It is a traditional religion of mostly new Chinese migrants (significant minority in Mauritius, Réunion, and South Africa).