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