Sudoku 31:Extra Region Sudoku

Rules: Classic Sudoku rules apply. Additionally, each group of 9 shaded cells will also have digits from 1 to 9.

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Solution

Sudoku 30: Classic Sudoku

Rules: Place a digit from 1-9 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box.

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Easier Version
Solution