Definition:Skeleton Puzzle

Definition
A skeleton puzzle is an arithmetical calculation, presented with the full working by means of the appropriate classical algorithm, in which most or all of the digits have been obscured.

It is usual to present such a skeleton puzzle with the obscured digits replaced by asterisks.

The object of the puzzle is to work out what the digits were.

Also known as
A skeleton puzzle can also be seen refferd to as a missing digits puzzle.