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Hard Sudoku — Puzzle 179

2469
172
5
451
852
7829
8563
34
15

Solve it here

Tap an empty square, then tap a number. Or print the page and use a pencil.

0 of 55 squares filled

Fill every row, every column and every 3 by 3 box with the numbers 1 to 9. This puzzle has 26 given numbers and exactly one solution.

872146395
194357286
365298741
248539617
913674852
657821934
721985463
539462178
486713529

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