Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. Additional the rows form 9 correct arithmetic expressions reading from left to right.

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. Additional the rows form 9 correct arithmetic expressions reading from left to right.
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Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. Additional the rows form 9 correct arithmetic expressions reading from left to right.

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The colored area marks a magic squares, i. e., the sums of any row, any column and both main diagonals in these area are always the same. In the other 3 x 3 boxes the sums of any row, and column are always the same, but the main diagonals could have another sum.

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The 4 colored areas mark magic squares, i. e., the sums of any row, any column and both main diagonals in these areas are always the same.

If you have found it you can find an additional magic square.

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The colored areas mark magic squares, i. e., the sums of any row, any column and both main diagonals in these areas are always the same.

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The colored areas mark magic squares, i. e., the sums of any row, any column and both main diagonals in these areas are always the same.

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. There is a magic square in this sudoku, i.e. there is a area of 3x3 cells in this grid where the sums of any row, any column and both main diagonals in this area are always the same.

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The blue area marks a magic square, i. e., the sums of any row, any column and both main diagonals in this area are always the same.