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Calcudoku

A number puzzle with arithmetic: fill each row and column with every number once, and make the numbers in each outlined cage reach the target in its corner using the sign shown. A cage with no sign is just that number. Subtraction and division cages have two squares, larger number first.

Every puzzle is proved by a solver to have exactly one solution. This style of puzzle is sometimes sold under brand names; calcudoku is its generic name.

Calcudoku 4 by 4

7 cages.

Calcudoku8×3÷8×7+6+24×1
Show the answerCalcudoku 4 by 4, answer key

Calcudoku 4 by 4

8 cages.

Calcudoku3+3−1−28+1−1−3+
Show the answerCalcudoku 4 by 4, answer key

Calcudoku 4 by 4

6 cages.

Calcudoku5+24×6×12×1−9+
Show the answerCalcudoku 4 by 4, answer key

Calcudoku 4 by 4

8 cages.

Calcudoku 4 by 4
Show the answerCalcudoku 4 by 4, answer key

Calcudoku 5 by 5

10 cages.

Calcudoku 5 by 5
Show the answerCalcudoku 5 by 5, answer key

Calcudoku 5 by 5

10 cages.

Calcudoku 5 by 5
Show the answerCalcudoku 5 by 5, answer key

Calcudoku 5 by 5

11 cages.

Calcudoku 5 by 5
Show the answerCalcudoku 5 by 5, answer key

Calcudoku 5 by 5

9 cages.

Calcudoku 5 by 5
Show the answerCalcudoku 5 by 5, answer key

Calcudoku 6 by 6

14 cages.

Calcudoku 6 by 6
Show the answerCalcudoku 6 by 6, answer key

Calcudoku 6 by 6

15 cages.

Calcudoku 6 by 6
Show the answerCalcudoku 6 by 6, answer key

Calcudoku 6 by 6

15 cages.

Calcudoku 6 by 6
Show the answerCalcudoku 6 by 6, answer key

Calcudoku 6 by 6

14 cages.

Calcudoku 6 by 6
Show the answerCalcudoku 6 by 6, answer key