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How to solve Videos Forum Timed Rankings Books Specials Print 23 Oct 2017
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
Difficult 6 × 6, Rating: ★★★  Points: 7     Solved 241 times
Calcudoku twin  -  these two puzzles have the same solution

abcdef
1 
15+

360×



2 



13+

6
3 
13+

4-



4 

2-

12+

0-
5 
13+

20×



6 




4

abcdef
1 
2 :
11+

24+


2 






3 
15+


200×
3 :

4 

8+
6



5 
13+


16+

6 






total
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