speed-grid/addition-5x5/medium · Sarja 8
2 problems
Nimi:
Luokka:
Päivämäärä:
1
4×4 addition speed grid. Row: [4, 5, 1, 7] × Col: [3, 6, 5, 10]
=
2
4×4 addition speed grid. Row: [2, 7, 10, 5] × Col: [7, 5, 9, 4]
=