Step-by-Step Solution

for Monday 23rd June Tricky

For column 6, Number 6 is only possible in cell (6,4)

Single Position

For column 3, Number 6 is only possible in cell (3,9)

Single Position

For row 4, number 2 is only possible in cell (3,4)

Single Position

Number 4 is the only value possible in cell (3,2).

Single Candidate

For row 6, number 5 is only possible in cell (4,6)

Single Position

Number 1 is the only value possible in cell (4,1).

Single Candidate

For row 3, number 1 is only possible in cell (2,3)

Single Position

For column 6, Number 1 is only possible in cell (6,9)

Single Position

For row 6, number 3 is only possible in cell (7,6)

Single Position

For row 9, number 3 is only possible in cell (4,9)

Single Position

For box 1, candidates for 6 are all in row 1, so you can remove candidates from other blocks.

Candidate Lines

For box 8, candidates for 2 are all in column 5, so you can remove candidates from other blocks.

Candidate Lines

For box 6, candidates for 1 are all in row 5, so you can remove candidates from other blocks.

Candidate Lines

Candidates for 5 in boxes 1 and 2 force the candidates in box 3 to be in the remaining line.

Multiple Lines

Candidates for 8 in boxes 4 and 5 force the candidates in box 6 to be in the remaining line.

Multiple Lines

Naked Pair for 2 and 8, can remove these as candidates from other cells.

Naked Pairs

Number 5 is the only value possible in cell (5,1).

Single Candidate

Number 6 is the only value possible in cell (1,1).

Single Candidate

Number 3 is the only value possible in cell (2,1).

Single Candidate

For row 5, number 6 is only possible in cell (2,5)

Single Position

For row 2, number 3 is only possible in cell (8,2)

Single Position

For row 5, number 8 is only possible in cell (5,5)

Single Position

Number 7 is the only value possible in cell (5,2).

Single Candidate

Number 2 is the only value possible in cell (6,3).

Single Candidate

Number 8 is the only value possible in cell (6,1).

Single Candidate

Number 2 is the only value possible in cell (7,1).

Single Candidate

Number 8 is the only value possible in cell (9,2).

Single Candidate

Number 7 is the only value possible in cell (6,6).

Single Candidate

Number 9 is the only value possible in cell (4,4).

Single Candidate

Number 7 is the only value possible in cell (4,7).

Single Candidate

Number 2 is the only value possible in cell (5,9).

Single Candidate

Number 9 is the only value possible in cell (5,8).

Single Candidate

For column 7, Number 8 is only possible in cell (7,4)

Single Position

For box 4, Number 7 is only possible in cell (1,5)

Single Position

For column 9, Number 2 is only possible in cell (9,8)

Single Position

Number 7 is the only value possible in cell (2,8).

Single Candidate

Number 6 is the only value possible in cell (7,8).

Single Candidate

Number 7 is the only value possible in cell (7,3).

Single Candidate

Number 5 is the only value possible in cell (9,3).

Single Candidate

Number 6 is the only value possible in cell (8,3).

Single Candidate

Number 7 is the only value possible in cell (9,4).

Single Candidate

Number 5 is the only value possible in cell (8,4).

Single Candidate

Number 4 is the only value possible in cell (9,9).

Single Candidate

Number 9 is the only value possible in cell (9,1).

Single Candidate

Number 4 is the only value possible in cell (8,1).

Single Candidate

Number 1 is the only value possible in cell (9,5).

Single Candidate

Number 9 is the only value possible in cell (8,5).

Single Candidate

Number 1 is the only value possible in cell (8,8).

Single Candidate

Number 8 is the only value possible in cell (8,7).

Single Candidate

Number 1 is the only value possible in cell (3,7).

Single Candidate

Number 8 is the only value possible in cell (3,6).

Single Candidate

Number 9 is the only value possible in cell (2,6).

Single Candidate

Number 1 is the only value possible in cell (1,6).

Single Candidate

Number 2 is the only value possible in cell (2,7).

Single Candidate

Number 5 is the only value possible in cell (2,2).

Single Candidate

Number 2 is the only value possible in cell (1,2).

Single Candidate

Number 9 is the only value possible in cell (1,7).

Single Candidate

Number 4 is the only value possible in cell (1,8).

Single Candidate

Number 5 is the only value possible in cell (1,9).

Single Candidate

Number 8 is the only value possible in cell (2,9).

Single Candidate

Number 7 is the only value possible in cell (8,9).

Single Candidate