Mini Sudoku · No. 405 · Sunday edition
LinkedIn Mini Sudoku #405 Answer (Sep 20, 2026)
Hint: Find a row, column or box with only one or two empty cells and fill it by elimination.
Show Mini Sudoku #405 answer as text
- Row 1: 6 5 3 1 2 4
- Row 2: 4 1 2 6 3 5
- Row 3: 5 3 4 2 6 1
- Row 4: 2 6 1 5 4 3
- Row 5: 3 2 5 4 1 6
- Row 6: 1 4 6 3 5 2
About Mini Sudoku #405
- Mini Sudoku #405 gives 10 of 36 numbers, leaving 26 squares to fill.
- The most filled-in row is row 2, with 3 given numbers.
- LinkedIn rates it Hard.
- It has 10 given numbers, fewer than the average of 12.0 across the previous 7 puzzles.
- This opening places 3 numbers using only singles, with no guessing.
- In the middle-left box, the digit 5 can only go in R3C1, because the 5 already placed in row 4 rules out every other empty square there.
- In the middle-left box, the digit 2 can only go in R4C1, because the 2s already placed in column 2 and column 3 rule out every other empty square there.
- In the middle-left box, the digit 1 can only go in R4C3, because the 1 already placed in column 2 rules out every other empty square there.