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