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How to solve Videos Forum Timed Rankings Books Specials Print 19 Nov 2017
Easy:
4×4
5×5
6×6
Killer
Sudoku
Medium:
4×4
5×5
6×6
8×8
Sudoku
Difficult:
4×4
5×5
6×6
12×12
Extra
Difficult 12 × 12, Rating: ★★★★★  Points: 12     Solved 247 times
abcdefghijkl
1 
23+

9+

840×

110×
40×
3-

7
5+
2 


88×

3-



7+

120×

3 
3-

5 :


7-

9-

36+

19+
4 
7
24×

17+

9
1-



15+

5 
66×

22+
0-
2 :


5-



27+
6 

15+



3-



21×


7 
50×


1
0-

13+
4
18+

7-
3-
8 

3 :
22×




42×

1-


9 


144×

2
6-


5

2772×

10 
38+
9

9+

22×
15×
31+
10
7-


11 


24+

4-



16+

11+

12 


4


6
2


5

1

Note that now you have three days to solve the 12x12 (submit before Wednesday)

To enter 10, press 1 then 0, or 'a'. For 11: 1 then 1, or 'b'. For 12: 1 then 2, or 'c'

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


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