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VTMO 2013 — Grade 6 — semifinal Question 12

VTMO · VTMO 2013 — Grade 6 — semifinal

Question 12

Use each digit $1 \text{--} 8$ once to form two four-digit numbers. Find their minimum sum.
  1. $2468$
  2. $3333$
  3. $3825$
  4. $6912$
  5. $5590$