speed-grid/multiplication-5x5/hard · 세트 8
2 problems
이름:
학급:
날짜:
1
4×4 addition speed grid. Row: [1, 2, 4, 10] × Col: [4, 8, 7, 10]
=
2
4×4 addition speed grid. Row: [7, 5, 6, 2] × Col: [4, 5, 3, 2]
=