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How to solve Videos Forum Timed Rankings Books Specials Print 13 Dec 2017
Easy:
4×4
5×5
Sudoku
Medium:
4×4
5×5
6×6
7×7
8×8
Killer
Sudoku
Difficult:
4×4
5×5
7×7
Extra
Difficult 5 × 5, Rating: ★★  Points: 4     Solved 793 times
Calcudoku twin  -  these two puzzles have the same solution

abcde
1 
13+


90×

2 
0-



2-
3 



18+

4 
7+




5 

3-



abcde
1 
3-

8+

16+
2 
10+




3 

10+


12+
4 
60×




5 


2


total
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