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Calcudoku puzzles

My database includes 18223 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 8. 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.

620819 puzzles downloaded.

20+
12+
20+
20*
5-
42*
112*
9+
3-
9+
32*
2016*
2/
105*
12+
96*
112*
1
180*
17+
40*
Showing puzzle number: 4551
Puzzletype: Plus,Minus,Multiply,Divide
Startnumbers: 64
Difficulty: Impossible ()
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