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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.

1969809 puzzles downloaded.

18+
72*
16+
20+
14+
17+
29+
160*
189*
24*
1680*
28*
7
10*
5-
15+
23+
6-
3/
10+
640*
540*
6
7+
19+
8+
7
9
Showing puzzle number: 3926
Puzzletype: Plus,Minus,Multiply,Divide
Startnumbers: 81
Difficulty: Difficult ()
Solution methods: SC SMC SSB SSL ROP RP RCPL RSNA DC
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