speed-grid/division-5x5/easy · Sada 10
2 problems
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Třída:
Datum:
1
4×4 addition speed grid. Row: [8, 6, 10, 9] × Col: [9, 4, 3, 5]
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2
4×4 addition speed grid. Row: [8, 3, 9, 10] × Col: [4, 3, 7, 1]
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