PlaySudoku.us
Easy · Puzzle #670
8
1
2
5
4
4
7
6
8
5
9
1
3
2
5
1
6
3
7
8
7
8
3
6
8
7
6
5
1
4
6
1
4
8
2
8
3
1
9
4
9
3
4
7
5
8
1
5
2
3
7
"The only way to learn mathematics is to do mathematics." — Paul Halmos
"The only way to learn mathematics is to do mathematics." — Paul Halmos
"The only way to learn mathematics is to do mathematics." — Paul Halmos
"The only way to learn mathematics is to do mathematics." — Paul Halmos