Pro Tip

Scan rows, columns, and boxes for Hidden Singles: a digit that can only go in one cell within a house.

Pro Tip
✓ Completed! 👍
5
6
4
2
9
2
1
1
8
5
4
7
4
8
1
1
5
4
6
8
9
8
7
1
6
6
2
Pro Tip

Scan rows, columns, and boxes for Hidden Singles: a digit that can only go in one cell within a house.

Pro Tip