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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.

1268770 puzzles downloaded.

72*
240*
18144*
13+
10*
7-
120*
8+
7/
21+
30*
216*
108*
392*
34+
3-
3-
756*
864*
10*
16+
12*
42*
15+
15+
9+
Showing puzzle number: 4510
Puzzletype: Plus,Minus,Multiply,Divide
Startnumbers: 81
Difficulty: Impossible ()
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