speed-grid/addition-4x4/expert · مجموعة 7
2 problems
الاسم:
الصف:
التاريخ:
1
4×4 addition speed grid. Row: [9, 4, 5, 7] × Col: [1, 7, 8, 6]
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2
4×4 addition speed grid. Row: [9, 10, 5, 4] × Col: [1, 7, 4, 6]
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