Copyright © University of Cambridge. All rights reserved.
'Diagonal Sums Sudoku' printed from https://nrich.maths.org/
Show menu
5
1
3
9
6
2
7
8
4
4
8
6
7
3
5
1
2
9
7
2
9
8
1
4
6
3
5
8
6
5
2
7
9
3
4
1
1
7
4
6
5
3
2
9
8
3
9
2
1
4
8
5
6
7
9
5
8
3
2
7
4
1
6
2
4
1
5
8
6
9
7
3
6
3
7
4
9
1
8
5
2