Expert sudoku — printable sheet 16
Four expert puzzles, one page. Answer key: view answers.
6
1
5
4
6
8
4
9
1
4
6
2
4
1
5
5
6
2
8
2
5
2
1
9
7
7
9
1
8
9
6
5
1
3
6
9
2
3
3
8
7
1
5
7
5
2
6
9
4
2
6
1
3
5
8
4
4
7
9
2
3
8
9
2
6
4
1
7
9
5
6
5
2
3
4
1
9
3
8
5
6
3
1
5
7
3
9
8
4
2
4
8
5
8
3
9
4
7
2
3
4
5
4
6
6
3
2
Sheet 16 of 20 · all expert sheets