speed-grid/multiplication-4x4/easy · 세트 9
2 problems
이름:
학급:
날짜:
1
4×4 addition speed grid. Row: [5, 4, 10, 7] × Col: [7, 3, 4, 1]
=
2
4×4 addition speed grid. Row: [10, 9, 7, 5] × Col: [10, 2, 1, 9]
=