speed-grid/addition-4x4/medium · Sarja 2
2 problems
Nimi:
Luokka:
Päivämäärä:
1
4×4 addition speed grid. Row: [9, 7, 2, 10] × Col: [3, 8, 9, 5]
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2
4×4 addition speed grid. Row: [6, 9, 1, 7] × Col: [9, 4, 6, 10]
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