Allow students who have a clear understanding of the content in the unit to work on Gallery problems of their choosing. You can use this time to provide additional help to students who need review of the unit's concepts or to assist students who may have fallen behind on work.
Tiling a Floor
Students determine which size tiles are cheaper to use to tile a floor with given dimensions.
Students find and correct an error in a whole number division problem.
Then and Now
Students solve comparison problems involving census data from 1940 and 2010.
Given points m and p on a number line, students must locate m × p.
When Does Zero Matter?
Students must determine how the placement of 0 affects the value of a number.