KöMaL 2008 K180
The numbers 1 to 9 are written in a 3×3 table in some order. The six three-digit numbers obtained by reading the rows left to right and the columns top to bottom are all added. What are the two smallest possible sums obtained in this way? For example, in the arrangement shown by the Figure, the sum obtained is 531+296+748+527+394+168=2664. 5 3 1 2 9 6 7 4 8
Official text KöMaL. Quoted with source.
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