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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.

1351001 puzzles downloaded.

4/
20+
12+
19+
17+
9+
21+
16+
12+
15+
13+
17+
17+
20+
3-
3-
9/
1-
11+
5+
7+
23+
15+
7/
12+
31+
4
13+
1-
Showing puzzle number: 2627
Puzzletype: Plus,Minus,Divide
Startnumbers: 81
Difficulty: Impossible ()
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