VTMO 2026 - Grade 5 - Semifinal - SET 2 - Self-study Question 7

Use each digit 2, 3, 4, 5, 6, 7 and 8 exactly once. The different letters $U,V,W,X,Y,M,N$ stand for these different digits. Find the minimum value of $\overline{UVW}-(\overline{XY}+\overline{MN})$.