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