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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.

2142752 puzzles downloaded.

11+
10+
14+
24+
17+
11+
3
26+
6+
20+
14+
8+
18+
8+
11+
16+
14+
11+
6+
9+
1
12+
15+
12+
14+
16+
14+
22+
13+
20+
9+
Showing puzzle number: 3903
Puzzletype: Plus
Startnumbers: 81
Difficulty: Impossible ()
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