Roman numerals....
1 = I
2 = II
3 = III
4 = IV (or IIII on old clocks, watches and sundials)
5 = V
6 = VI
7 = VII
8 = VIII
9 = IX
10 = X
20 = XX
30 = XXX
40 = XL
50 = L
60 = LX
70 = LXX
80 = LXXX
90 = XC
100 = C
500 = D
1000 = M
2000 = MM
3000 = MMM
The numbers 11 - 19 and 21 - 29 etc follow the same pattern as the numbers 1 to 9 but preceeded by X or XX etc. The same applies to numbers preceeded by 100s or 1000s. Some examples...
14 = XIV
44 = XLIV
88 = LXXXVIII
151 = CLI
423 = CDXXIII
666 = DCLXVI
1066 = MLXVI
2009 = MMIX
The Etruscans did and they once ruled the Romans but the Romans continued to use the Etruscan system of numeracy after they rebelled and gained their freedom from the Etruscans.
Base 2 system (Binary)Base 3 systemThere are too many numeration systems to name.
There are 9000 4-digit numbers in hindu-arabic numeration system
i have now ideaImproved Answer:-It contains a zero figure thus facilitating the ease and speed of calculating numbers.
billion
The Etruscans did and they once ruled the Romans but the Romans continued to use the Etruscan system of numeracy after they rebelled and gained their freedom from the Etruscans.
The decimal system has this name because it was first used by Indian mathematicians and was then adopted by Persian and other Arabic mathematicians. It then later spread to the western world and became the world's primary system of numeration.
Base 2 system (Binary)Base 3 systemThere are too many numeration systems to name.
There are 9000 4-digit numbers in hindu-arabic numeration system
i have now ideaImproved Answer:-It contains a zero figure thus facilitating the ease and speed of calculating numbers.
billion
There is a difference in the numeration system of Hindu Arabic compared to other societies numeration system. The Hindu Arabic system uses symbols to represent the numbers that are lower than ten, while other societies use numbers instead of symbols.
615384 in international system of numeration is written as : six hundred fifteen thousand three hundred eighty four.
The Decimal System
According to international system of numeration, a number is split up into groups. In this system. The first comma placed is after hundreds and then comma is placed after every three digits.
Arabic numerals
Aelius Herodianus