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How to solve Videos Forum Timed Rankings Books Print 22 Jan 2018
Easy:
4×4
5×5
6×6
Killer
Sudoku
Medium:
4×4
6×6
7×7
Sudoku
Difficult:
4×4
5×5
6×6
7×7
9×9
Extra
Medium 6 × 6, Rating: ★★★  Points: 5     Solved 531 times
Calcudoku twin  -  these two puzzles have the same solution

abcdef
1 
24×

1
7+

1-
2 

1-

2
2-

3 
14+
1
3
11+


4 


2


20×
5 
12×
360×


12+

6 






abcdef
1 
4
1-

10+

2 
0-




0-
3 

11+


30×

4 
30×





5 

0-

3

6 
3

5
24×


total
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