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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.

2301070 puzzles downloaded.

13+
11+
12+
33+
1-
15+
14+
14+
168*
336*
24*
42*
22+
13+
24*
72*
240*
14+
24*
270*
28*
13+
336*
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360*
5-
45*
Showing puzzle number: 175
Puzzletype: Plus,Minus,Multiply,Divide
Startnumbers: 81
Difficulty: Impossible ()
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