speed-grid/addition-5x5/hard · סט 6
2 problems
שם:
כיתה:
תאריך:
1
4×4 addition speed grid. Row: [8, 6, 1, 5] × Col: [5, 3, 9, 7]
=
2
4×4 addition speed grid. Row: [5, 8, 2, 4] × Col: [5, 3, 8, 6]
=