speed-grid/addition-4x4/medium · Set 10
2 problems
Nome:
Classe:
Data:
1
4×4 addition speed grid. Row: [5, 6, 9, 10] × Col: [9, 1, 3, 10]
=
2
4×4 addition speed grid. Row: [10, 6, 9, 1] × Col: [9, 8, 3, 7]
=