Because they contained a zero figure for positional place value purposes which made calculations more easier and straightforward.
691 is DCXCI in Roman numerals.
VII - a five, and two ones.
Roman numerals were made just for the same reason as Arabic numerals we are using now.Romans needed some characters to record quantities, dates, taxes etc.So they invented their own system. Bear in mind that roman numerals are older than Arabic ones.
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.
To disguise the year when the production was made
104 is CIV in Roman numerals.
How about arranging 3 ones into Roman numerals as VI = 6
691 is DCXCI in Roman numerals.
VII - a five, and two ones.
Twelve in Roman Numerals is XII, X for ten and the two I's for two ones.
Roman numerals were made just for the same reason as Arabic numerals we are using now.Romans needed some characters to record quantities, dates, taxes etc.So they invented their own system. Bear in mind that roman numerals are older than Arabic ones.
Because the Roman Warriors were the ones to introduce them and they became extinct and caused ripples in the time line.
MCCLXXIII equals MCCLXXIII in Roman numerals. That is, it is already in Roman numerals. However, if you want to know what MCCLXXIII is in Arabic numerals, the ones most of us use today, here is the answer: It translates to 1,273. M=1000, C=100, L=50, X=10, I=1. Two numerals also used but not found in your example are D=500 and V=5.
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.
To disguise the year when the production was made
Arabic numerals are the ones that most people use everyday: 0123456789. Roman Numerals are the ones that use latin letters to represent numbers, like III (3) or XIV (14). You're unlikely to encounter them in everyday life except when they're used as a stylistic choice.
it was first in IndiaAnswer:The Arabic numerals (the ones we use today) are were developed by Indian mathematicians.Persian mathematicians in India passed them on to the Arabs further west.They were transmitted to Europe in the Middle Ages.Each group that used them changed their shape.