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How to solve Videos Forum Timed Rankings Books PDF Print Subscribe 16 May 2021
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 6 × 6, Rating: ★★★  Points: 7     Solved 582 times
Calcudoku twin  -  these two puzzles have the same solution

abcdef
1 
0-
4+

216×
80×

2 






3 
0-


17+

14+
4 

15+




5 



3 :


6 

2-


2-

abcdef
1 
12+
180×

0-

60×
2 






3 
0-

60×

18×

4 

18+




5 
3




1-
6 


60×



total
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