Daily Diagonal Center Dot Frame Sudoku Online puzzle Expert #n21yk -- Grid Puzzle

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Diagonal Center Dot Frame Sudoku(Expert) https://gridpuzzle.com/frame-center-dot-sudoku-x/n21yk

Diagonal Center Dot Frame Sudoku rule & tips

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Latest score list for Diagonal Center Dot Frame Sudoku

credit solved puzzle No#pnpjz;

8'6''

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4'35''

Urgent solved puzzle No#mn91r;

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17'21''

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16'37''

How to play Diagonal Center Dot Frame Sudoku

Diagonal Center Dot Frame Sudoku Rules

Frame Sudoku (Outside Sum Sudoku) . Numbers in the outside frame equal the sum of the first three numbers in the corresponding row or column in the given direction.

Additional Rules:

Diagonal Sudoku Rule: Sudoku main diagonals also contain the digits 1 through 9.
Center Dot is a variant of sudoku, where central cells of each region form an extra region. This region must contain digits 1 through 9.

Frame Sudoku (Outside Sum Sudoku) . Numbers in the outside frame equal the sum of the first three numbers in the corresponding row or column in the given direction.