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Calcudoku puzzles

My database includes 5650 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 7. 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.

545070 puzzles downloaded.

15+
7*
15+
6+
10+
24*
210*
15+
16+
42*
4-
21*
2*
11+
15+
9+
12+
4*
Showing puzzle number: 1557
Puzzletype: Plus,Minus,Multiply
Startnumbers: 49
Difficulty: Medium ()
Solution methods: SPC SSB ROP RP RCPL
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