speed-grid/addition-5x5/medium · Set 2
2 problems
Naam:
Klas:
Datum:
1
4×4 addition speed grid. Row: [10, 9, 4, 1] × Col: [2, 5, 10, 1]
=
2
4×4 addition speed grid. Row: [7, 3, 6, 5] × Col: [10, 6, 9, 8]
=