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Calcudoku puzzles

My database includes 4597 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row and every column contains the digits 1 through 9. Each box must also be calculated according to number and operator. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

2068988 puzzles downloaded.

20*
54*
24*
96*
252*
40*
30*
56*
24*
252*
2/
54*
1350*
28*
6048*
280*
3/
14*
24*
8*
1
648*
6
9
720*
4/
7/
1
120*
28*
90*
Showing puzzle number: 1769
Puzzletype: Multiply,Divide
Startnumbers: 81
Difficulty: Medium ()
Solution methods: SC SPC SMC SSB SSL ROP RP RSNA
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