Medium · Set 9
2 problems
Name:
Class:
Date:
1
4×4 addition speed grid. Row: [7, 5, 6, 8] × Col: [1, 4, 3, 8]
=
2
4×4 addition speed grid. Row: [8, 10, 3, 6] × Col: [2, 1, 3, 8]
=