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How to solve Videos Forum Timed Rankings Books Specials Print 26 Jun 2017
Easy:
4×4
5×5
6×6
7×7
Killer
Sudoku
Medium:
4×4
6×6
7×7
Sudoku
Difficult:
4×4
5×5
6×6
9×9
Extra
Difficult 6 × 6, Rating: ★★★  Points: 5     Solved 649 times
Calcudoku twin  -  these two puzzles have the same solution

abcdef
1 
30×

20+


1-
2 

2-


13+

3 
13+

1-



4 



12+


5 


19+

0-

6 



1

4
abcdef
1 
30×

14+
48×

6+
2 






3 
5+

360×
18+


4 




14+

5 
16+





6 


3+

12×

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


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