speed-grid/division-5x5/medium · Sett 1
2 problems
Navn:
Klasse:
Dato:
1
4×4 addition speed grid. Row: [7, 4, 5, 9] × Col: [5, 3, 9, 4]
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2
4×4 addition speed grid. Row: [10, 6, 1, 8] × Col: [4, 8, 3, 5]
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