Sometimes you will see a numeral with a line over it. That means to multiply it by 1000. A numeral X with a line over it means 10,000.
The Roman numeral for ten is X
The Roman Numeral M is equal to 1000 One Thousand
It indicates multiplication by a thousand
M is a thousand and D is 500. An X is ten and an I is one. So this would be 1509.
That would be an Arabic numeral. A Roman numeral is the type of numbering system used in the Roman Empire. V is the numeral five, X is ten. In Arabic numerals, five is 5, ten is 10.
_XMMX
The Roman numeral for ten is X
The Roman numeral 65 thousand and 40, 65040, would be (LXV)XL
The Roman Numeral M is equal to 1000 One Thousand
It indicates multiplication by a thousand
M is a thousand and D is 500. An X is ten and an I is one. So this would be 1509.
X
The Roman numeral MXM means 1990. Each M stands for a thousand, and by placing the symbol X for ten in front of one of the Ms, that indicates subtraction, and a thousand minus ten is 990.
The Roman numeral for 500,000 is |V| with a line over it. This numeral was introduced in the Middle Ages, after the end of the Roman civilisation.
11110
One thousand fourteen in roman numeral is MXIV.
Ten million five hundred twelve thousand and fifteen as a numeral is 10,512,015