| Symbol | Value | |--------|-------| | I | 1 | | V | 5 | | X | 10 | | L | 50 | | C | 100 | | D | 500 | | M | 1000 |
To understand the sequence, we must first break down each Roman numeral block into its modern numerical equivalent: xxv xxv xiii xiv roman numerals
25, 25, 13, 14