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How to solve Videos Forum Timed Rankings Books Specials Print 17 Dec 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
Medium 6 × 6, Rating: ★★★  Points: 5     Solved 539 times
Calcudoku twin  -  these two puzzles have the same solution

abcdef
1 
60×

1 :

13+

2 

60×



3 
13+

3
11+


4 


1
4

2
5 
8+
14+

2 :

11+
6 






abcdef
1 
14+
6+

1-

3 :
2 


5
2


3 
0-

0-
5
8+
6
4 

0-




5 
60×


36×
2-

6 





4
total
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