XMAS Math is an engaging puzzle game that mixes letters and numbers for a fun challenge. Each letter in "XMAS" stands for a digit in a four-digit number: X is the thousands place, M the hundreds, A the tens, and S the ones. Your task is to decode the letters into their correct numerical values to solve each equation. For instance, in the number 3,489, X would be 3, M is 4, A equals 8, and S stands for 9. The game tests your problem-solving skills by presenting you with puzzles where you must find the right digits for each letter. It's a straightforward yet entertaining way to sharpen your math abilities.