Quad Sums Sudoku #64585
Featured
Not started
- Difficulty
- Easy
- Solved
- 19
- Median time
- 21m 25s
- Avg steps
- 143.2
Quad Sums Sudoku
Place a digit from 1 to 9 into each of the empty squares so that each digit appears exactly once in each of the rows, columns and the nine outlined 3x3 regions.One of the number...
Puzzle list
Quad Sums Sudoku #64525
Featured
Not started
- Difficulty
- Medium
- Solved
- 11
- Median time
- 58m 34s
- Avg steps
- 378.7
Quad Sums Sudoku #64446
Featured
Not started
- Difficulty
- Easy
- Solved
- 11
- Median time
- 15m 39s
- Avg steps
- 215.9
FAQ
How is Quad Sums Sudoku different from classic Sudoku?
It keeps the classic row, column, and box constraints, then adds the extra rule for this variant.
Is this Sudoku variant good for beginners?
Start with recommended puzzles or puzzles with many solves; they are usually easier to approach.
How is difficulty judged?
Difficulty uses real player time, step count, and solve samples; when data is limited, the page shows that stats are still collecting.
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