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This is the fourth in a series of sandwich sudoku puzzles.

Sandwich Sudoku No 4

Each row column and 3x3 box must contain the digits 1-9.

Clues outside the grid indicate the sum of all the digits between the 1&9 in that row or column.

Use one of the following links to play online:

This puzzle is number [1700] in the CtC fan discord server puzzle archive. If you are a member of the CtC discord you can rate the puzzle here

Play some of my sudoku variant puzzles here. I have had a passing interest in sudoku and killer sudoku puzzles for some time. During the Coronavirus lockdown I discovered the Cracking The Cryptic YouTube channel. This opened up to me a whole new world of sudoku variant puzzle types that I had been completely unaware of.

Arrow Sandwich Sudoku

This puzzle combines sandwich sudoku and arrow sudoku. I am quite pleased with the symmetrical arrangement and aesthetics of the clue placements and given digits. The broken arrow idea is quite fun too I think.

More than sandwich sudoku

I have made quite a few sandwich sudoku puzzles. This one combines 'Greater Than' rules with normal sandwich sudoku rules.

Sandwich Sudoku

This is the second in a series of sandwich sudoku puzzles.

Kropki Pairs Sandwich Sudoku

I have written quite a few sandwich sudoku puzzles. This one combines sandwich rules with Kropki Pairs.