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