Deck 1 Flashcards
(16 cards)
In Roman numerals, what does it mean when a smaller numeral is placed before a larger one?
Subtract the smaller number from the larger one (e.g., IV = 4)
What does it mean when a smaller numeral is placed after a larger one?
Add the values together (e.g., VI = 6)
Can a Roman numeral be repeated? If so, how many times?
Yes, but only up to three times in a row (e.g., III = 3, XXX = 30)
Which Roman numerals can never be repeated?
V, L, and D
What is the rule for placing numerals in order when writing a number?
Start with the largest numeral possible and move to the smallest (unless subtraction is required)
When should subtraction be used in Roman numerals?
When a smaller numeral appears directly before a larger one (e.g., IX = 9)
Is VL a valid Roman numeral for 45?
No. 45 should be written as XLV
What’s the correct way to write 99 in Roman numerals?
XCIX
What is the value of the Roman numeral I?
1
What is the value of the Roman numeral V?
5
What is the value of the Roman numeral X?
10
What is the value of the Roman numeral L?
50
What is the value of the Roman numeral C?
100
What is the value of the Roman numeral D?
500
What is the value of the Roman numeral M?
1000
Which Roman numeral represents 1000?
M