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How to solve Videos Forum Timed Rankings Books Specials Print 18 Oct 2017
Easy:
4×4
5×5
Sudoku
Medium:
4×4
5×5
6×6
7×7
8×8
Killer
Sudoku
Difficult:
4×4
5×5
7×7
Extra
Difficult 5 × 5, Rating: ★★  Points: 4     Solved 634 times
Calcudoku twin  -  these two puzzles have the same solution

abcde
1 
13+

10+

1 :
2 





3 
40×
19+


1-
4 





5 

5+



abcde
1 
100×



2 
15×

2 :


3 

12+

9+

4 



14+

5 
4




total
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