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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.

583504 puzzles downloaded.

10+
4+
9+
8+
19+
2
21+
14+
10+
14+
2-
14+
14+
14+
9+
1-
8+
3-
Showing puzzle number: 3330
Puzzletype: Plus,Minus
Startnumbers: 49
Difficulty: Impossible ()
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