Because the Hindu-Arabic numeral system contains a zero symbol for positional place value purposes making calculations a a lot easier whereas the Roman numeral system does not have a zero symbol in it thus leading to confusion when calculating.
Chat with our AI personalities
Because they contained a zero figure for positional place value purposes which made calculations more easier and straightforward.
691 is DCXCI in Roman numerals.
The ones you buy stuff with
VII - a five, and two ones.
10 tens = 100 11 ones = 11 Total = 111