Speed Grid Addition 4x4 Easy · Set 1
2 problems
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1
4×4 addition speed grid. Row: [5, 8, 1, 2] × Col: [4, 10, 1, 6]
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2
4×4 addition speed grid. Row: [8, 10, 5, 1] × Col: [3, 6, 2, 8]
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