speed-grid/addition-4x4/medium · Sada 8
2 problems
Jméno:
Třída:
Datum:
1
4×4 addition speed grid. Row: [4, 7, 3, 9] × Col: [9, 7, 1, 3]
=
2
4×4 addition speed grid. Row: [8, 7, 2, 3] × Col: [1, 2, 8, 9]
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