Roman Numerals Flashcards
What is the meaning of a smaller number in front of a larger number?
(e.g., IV)
Subtraction
I
II
III
1
2
3
What is the meaning of a larger number in front of a smaller number?
(e.g., VI)
Addition
IV
VI
4
6
Which number is “V”?
5
You ___ ___ put more than ___ smaller number in front a larger number to subtract
(e.g., IIV)
You WOULD NOT put more than ONE smaller number in front of a larger number to subtract
• IIV does not equal 3
How many ways can you write “4”?
What are they?
IIII
IV
Which number is “VIII”?
8
Which number is “X”?
Which number is “XVII”?
10
17
You ___ put more than ___ of the ___ numerals together
You CANNOT put more than THREE of the SAME numerals together
XIX = ?
Why?
XIX = 19
X = 10; IX = 9
X + IX = XIX
10 + 9 = 19
Which number is “L”?
50
Which number is ‘C’?
Why is it ‘C’?
100
‘C’ is (Roman) short for ‘Centum’, meaning ‘Century’
Which number is ‘D’?
500
Which number is ‘M’?
1000
You MUST seperate ___, ___, ___, and ___ as seperate items
You must seperate ONES, TENS, HUNDREDS, and THOUSANDS as seperate items
What does a line over a number mean?
Multiply by 1000
What does the numeral ‘V’ with a line over it mean?
Multiply by 5000
