speed-grid/division-5x5/easy · Sett 1
2 problems
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Klasse:
Dato:
1
4×4 addition speed grid. Row: [4, 6, 10, 3] × Col: [1, 2, 5, 9]
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2
4×4 addition speed grid. Row: [10, 4, 9, 5] × Col: [6, 3, 10, 1]
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