Puzzle No. 448: 0-8 Killer Sudoku

 

RULES: Place a digit from 0 to 8 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box. 

There are some cages in the grid. The number on the top left corner of each cage is equal to the sum of the digits in that cage. Digits do not repeat in a cage.

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Puzzle No. 447: 0-8 Region Sum Lines Sudoku

 

RULES: Place a digit from 0 to 8 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box. 

For each line, digits on the line have an equal sum N within each box it passes through. If a line passes through the same box more than once, each individual segment of such a line within that box sums to N separately. 

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Puzzle No. 446: 0-8 X Sums Sudoku

 

RULES: Place a digit from 0 to 8 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box. 

The clues outside the grid indicate the sum of the first X digits placed in the corresponding direction, where X is equal to the first digit placed in that direction. 

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Puzzle No. 445: Odd Even Sudoku

 

RULES: Place a digit from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box.

Cells containing grey circles contain only odd digits. Cells containing grey squares contain only even digits.

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Puzzle No. 444: 0-8 Little Killer Sudoku

 

RULES: Place a digit from 0 to 8 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box. 

Numbers with arrows outside the grid indicate the sum of the digits appearing in the cells in the corresponding direction. Digits may repeat in the direction of the arrow.

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Puzzle No. 443: 0-8 Arrow Sudoku

 

RULES: Place a digit from 0 to 8 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box. 

There are some arrow shapes in the grid. The sum of the digits along the path of each arrow must equal the digit in the circled cell. Digits may repeat along an arrow. 

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