The cumulative quantity of 6623 is calculated by adding many of the digits until we have only one digit. In such cases it’s:Cannons of Vietnam during the Later Lê dynasty In 1418, Lê L?I had been the son of the wealthy aristocrat in Thanh Hóa, led the Lam S?n uprising against the Ming from his base of Lam S?n (Thanh Hóa province). Overcoming