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Calcudoku puzzles

My database includes 5650 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 7. 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.

583044 puzzles downloaded.

9+
15+
6
6-
4-
8+
2-
5-
5-
12+
3
14+
12+
3-
15+
10+
3+
7+
15+
18+
Showing puzzle number: 5294
Puzzletype: Plus,Minus
Startnumbers: 49
Difficulty: Impossible ()
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