The Romans used special tables for multiplication, similar to the Egyptians and Babylonians. The Babylonians had to have tables, dasiesonall multiplications of 1 · 1 to 59 ·59 would have had to memorize!
The example below shows, how intricate even a simple task could be for the Romans. We multiply once 18 With 22 according to the Roman method.
The complicated number system, used in the Roman Empire, delayed the development of mathematics. Mathematics only revived centuries after the fall of Rome.