|3-steps · All-steps ·||Printable Puzzle.|
Difficult HyperSudoku-12 Group Puzzle
There are 9 steps required to solve the puzzle above with a total of 90 empty locations that must be determined .
Display the puzzle with superscripts showing the step number for the first 3 steps in their empty grid location.
Explain all of the deductive steps required to solve this puzzle.