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How to solve Videos Forum Timed Rankings Books Specials Print 11 Dec 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 769 times
Calcudoku twin  -  these two puzzles have the same solution

abcdef
1 
0-

216×
13+

0-
2 






3 
17+

16+



4 



24×


5 
3-

10×

0-

6 



2-


abcdef
1 
10+

2-

15+
5
2 

1-




3 

18+


11+
4 

1 :




5 
72×


0-


6 

2 :


1-

total
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Articles: the 10 Hardest Logic/Number Puzzles | The 7 Easiest Puzzles | Numerical Intelligence


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