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How to solve Videos Forum Timed Rankings Books Specials Print 22 Jul 2017
Easy:
4×4
6×6
Sudoku
Medium:
4×4
6×6
8×8
Sudoku
Difficult:
4×4
6×6
8×8
9×9
Killer
Extra
Difficult 9 × 9, Rating: ★★★★★  Points: 10     Solved 339 times
abcdefghi
1 
4 :
17+

10+
10+
3 :
2
240×
9
2 


36×



5


3 
15+
3-

270×

2
3
17+

4 


1-

2-
4
630×


5 
15+






126×
6 
10×

2-

18+

20+


7 

4-

90×



4

8 
1 :



19+


20+

9 



4

48×


2
total
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Articles: the 10 Hardest Logic/Number Puzzles | The 7 Easiest Puzzles | Numerical Intelligence


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