Steps 1-3
| Step 1 | ||
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Simple Elimination The highlighted column has 4 empty cells. the missing numbers are 2, 4, 6, 7. Examining the crossing rows we can elminated 3 or the cells from being the 7. That leaves only one cell that can be 7. |
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| Step 2 | ||
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Simple Elimination There are three empty tiles in the highlighted 3x3 square. The missing numbers are 3,7 and 9. The crossing columns and rows eliminate two of them from being 9, so 9 is assigned to the only remaining tile. |
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| Step 3 | ||
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Simple Elimination There are two empty tiles in the highlighted 3x3 square. The missing numbers are 3 and 7. The crossing rows eliminates one of them from being 7, so 7 is assigned to the only remaining tile. |
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