The Roman numeral for 2499 is ______.
MMCDXCIX
MMDCLXIX = 1000 + 1000 + 500 + 100 + 100 − 10 + 10 − 1 = 2699
MMCCCLXIX =1000 + 1000 + 100 + 100 + 100 + 50 + 10 + 10 − 1 = 2369
MMCDXCIX =1000 + 1000 + 500 − 100 + 100 − 10 + 10 − 1 = 2499
MMDXCIX = 1000 + 1000 + 500 + 100 − 10 + 10 − 1 = 2599
Thus, MMCDXCIX = 2499 is the correct answer.