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! 👍
4
7
9
8
4
6
2
8
7
1
3
5
8
1
3
6
2
9
2
7
9
3
8
7
2
4
9
7
1
4
6
Pro Tip

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

Pro Tip