PlaySudoku.us
Easy · Puzzle #371
7
5
2
1
1
3
6
5
1
6
2
7
8
3
5
7
2
1
8
9
7
1
3
9
2
5
6
8
9
2
7
3
1
3
5
6
4
7
8
7
3
9
4
7
9
8
2
5
"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