PlaySudoku.us
Easy · Puzzle #452
5
8
2
7
4
1
2
5
1
6
7
4
2
4
3
6
1
2
2
9
8
5
6
7
4
9
3
8
1
1
8
4
7
9
5
8
9
6
5
4
5
2
4
7
3
6
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston