speed-grid/multiplication-4x4/easy · 세트 2
2 problems
이름:
학급:
날짜:
1
4×4 addition speed grid. Row: [2, 6, 9, 10] × Col: [3, 1, 6, 7]
=
2
4×4 addition speed grid. Row: [9, 4, 6, 8] × Col: [6, 2, 5, 9]
=