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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.

2299946 puzzles downloaded.

11+
28*
90*
4-
7*
4-
9/
22+
15+
189*
144*
13+
20+
21*
11+
8/
2-
630*
14+
504*
9
2-
6/
120*
13+
40*
23+
2-
9
24*
2-
Showing puzzle number: 3922
Puzzletype: Plus,Minus,Multiply,Divide
Startnumbers: 81
Difficulty: Difficult ()
Solution methods: SC SPC SMC SSB SSL ROP RP RCPL RSNA DC
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