Content atlas · Common Core State Standards for Mathematics 2010

Represent sample spaces for compound events using methods such as organized lists, tables and tree diagrams. For an event described in everyday language (e.g., "rolling double sixes"), identify the outcomes in the sample space which compose the event.

CCSS.MATH.CONTENT.7.SP.C.8.B

3 published problems

1. The Knight’s Missing Numbers — Build a knight-move-count map for one outlined quarter of a chessboard and discover which counts never occur anywhere on the board.
2. Knightmare — Track a knight through a cube of 512 rooms and find a way to classify every possible move number without checking the rooms one at a time.
3. U + Me = Us: The Screen Test — Turn 2gether’s famous title equation into a digit puzzle and find every screen that works.